math-eval/TAL-SCQ5K huggingface dataset:
Problem: The largest of the following numbers is~\uline{~~~~~~~~~~}~. ($$2011$$ Math Kangaroo Problems, Level $$7-8$$, Question \#$$1$$) 
Options:
aoVal: A
content: $$2011^{1}$$ 
aoVal: B
content: $$1^{2011}$$ 
aoVal: C
content: $$1\times2011$$ 
aoVal: D
content: $$1+2011$$ 
aoVal: E
content: $$1\div2011$$ 
Answer: D
Analysis: N/A 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Comparing, Ordering and Estimating->Comparing and Ordering->Comparing and Ordering the Value of Expressions
Problem: Mia prepares apple pies with $4$ apples each. A bag of apples has $16$ apples. How many apple pies can she prepare from three and a half bags of apples? 
Options:
aoVal: A
content: $$6$$ 
aoVal: B
content: $$10$$ 
aoVal: C
content: $$14$$ 
aoVal: D
content: $$16$$ 
aoVal: E
content: $$18$$ 
Answer: C
Analysis: N/A 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: The probability of winning a certain game is 0.5. If at least 70 percent of the games in a series of n games are won, the player wins a prize. If the possible choices for n are  n=10, n=20, and n=100  which value of n should the player choose in order to maximize the probability of winning a prize? 
Options:
aoVal: A
content: n=10 only 
aoVal: B
content: n=20 only 
aoVal: C
content: n=100 only 
aoVal: D
content: n=10 or n=20 only;~the probabilities are the same. 
aoVal: E
content: n=10 or n=20 or n=100; the probabilities are the same. 
Answer: A
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: Look at the number pattern below.  What number comes next?  $731$, $729$,~\uline{~~~~~~~~~~}~, $725$, $723$, $721$ 
Options:
aoVal: A
content: $$724$$ 
aoVal: B
content: $$726$$ 
aoVal: C
content: $$727$$ 
aoVal: D
content: $$728$$ 
Answer: C
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Sequences and Number Tables->Arithmetic Sequences
Problem: 37 coins are shared equally among 5 children. How many coins are left? 
Options:
aoVal: A
content: $$3$$ 
aoVal: B
content: $$2$$ 
aoVal: C
content: $$7$$ 
aoVal: D
content: $$5$$ 
Answer: B
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Whole Numbers->Whole Numbers Multiplication and Division->Division of Whole Numbers->Division with Remainders
Source: 其它
Problem: If $x + 12 = 17$, what is $x$? 
Options:
aoVal: A
content: $$29$$ 
aoVal: B
content: $$5$$ 
aoVal: C
content: $$17$$ 
aoVal: D
content: none of these 
Answer: B
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Whole Numbers->Whole Numbers Addition and Subtraction ->Addition of Whole Numbers->Addition in Horizontal Form
Problem: Which of the following is not a function? 
Options:
aoVal: A
content: $y=3x+4$ 
aoVal: B
content: $y=3x^{224}+4$ 
aoVal: C
content: $y=\frac{24}{x^{123}}$ 
aoVal: D
content: $x=3y^{2}-0.0.1$ 
Answer: D
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Basic Concepts of Equation
Source: 其它
Problem: $$9$$ less than $$31$$ is~\uline{~~~~~~~~~~}~. 
Options:
aoVal: A
content: $$40$$ 
aoVal: B
content: $$30$$ 
aoVal: C
content: $$22$$ 
aoVal: D
content: $$12$$ 
aoVal: E
content: $$24$$ 
Answer: C
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: $$(21\times55)+20=1175$$ is a correct calculation.  One of the following calculations is INCORRECT  Put a cross in the box next to the INCORRECT calculation. 
Options:
aoVal: A
content: $$1175-20=21\times55$$ 
aoVal: B
content: $$21\times (55+20)=1175$$ 
aoVal: C
content: $$1175=20+(21\times55)$$ 
aoVal: D
content: $$20=1175-(21\times55)$$ 
aoVal: E
content: $$(21\times55)+21=1176$$ 
Answer: B
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Whole Numbers->Mixed Operations
Problem: Which of the following numbers is the largest? 
Options:
aoVal: A
content: $$1.85$$ 
aoVal: B
content: $$2.13$$ 
aoVal: C
content: $$1.06$$ 
aoVal: D
content: $$2.64$$ 
Answer: D
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Decimals->Basic Understanding of Decimals->Comparing Decimals
Problem: The sum of $$7$$ numbers in an arithmetic sequence is $$448$$. What is the smallest possible value of the smallest number in this sequence? 
Options:
aoVal: A
content: $$59$$ 
aoVal: B
content: $$60$$ 
aoVal: C
content: $$61$$ 
aoVal: D
content: $$62$$ 
aoVal: E
content: $$63$$ 
Answer: C
Analysis: $$N.A$$ 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Sequences and Number Tables->Arithmetic Sequences
Source: 其它
Problem: Which of the following can be reducted into $\frac16$? 
Options:
aoVal: A
content: $\frac{136}{828}$ 
aoVal: B
content: $\frac{337}{2022}$ 
aoVal: C
content: $\frac{117}{681}$ 
aoVal: D
content: $\frac{252}{1422}$ 
Answer: B
Analysis: N/A 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Fractions
Source: 其它
Problem: $$0.2$$ is the same as ． 
Options:
aoVal: A
content: $$\frac{2}{100}$$ 
aoVal: B
content: $$\frac{2}{10}$$ 
aoVal: C
content: $$\frac{2}{5}$$ 
aoVal: D
content: $$\frac{10}{5}$$ 
Answer: B
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Decimals->Basic Understanding of Decimals
Problem: If $3m+2n=4$, then what is tha value of $8^{}m \cdot 4^{}n$?  $\textasciitilde$ 
Options:
aoVal: A
content: $$2$$ 
aoVal: B
content: $$4$$ 
aoVal: C
content: $$8$$ 
aoVal: D
content: $$16$$ 
Answer: D
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: Consider these two operations:~$a\textbackslash{} ◊\textbackslash{} b=a^{2}-b^{2},\textbackslash{} a\textbackslash{} \bigstar\textbackslash{} b=(a-b)^{2}$  What is the value of~$(5\textbackslash{} ◊\textbackslash{} 3)\textbackslash{} \bigstar\textbackslash{} 6$? 
Options:
aoVal: A
content: $$-20$$ 
aoVal: B
content: $$4$$ 
aoVal: C
content: $$16$$ 
aoVal: D
content: $$100$$ 
aoVal: E
content: $$220$$ 
Answer: D
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Basic Concepts of Equation->Equivalent Substitution->Algebraic Expressions
Source: 其它
Problem: Two guinea pigs heterozygous for coat texture have offspring. What is the percent of their offspring expected to have smooth coats? 
Options:
aoVal: A
content: 0\% 
aoVal: B
content: 25\% 
aoVal: C
content: 50\% 
aoVal: D
content: 75\% 
aoVal: E
content: 100\% 
Answer: B
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: Jim weighed his four dogs, weighing 10.8kg, 13.5kg, 16kg and 14.2kg respectively. What is their total weight? 
Options:
aoVal: A
content: $$44.5\text{kg}$$ 
aoVal: B
content: $$53.5\text{kg}$$ 
aoVal: C
content: $$54.5\text{kg}$$ 
aoVal: D
content: $$55.5\text{kg}$$ 
aoVal: E
content: $$56.5\text{kg}$$ 
Answer: C
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Decimals->Addition and Subtraction of Decimals->Addition of Decimals
Problem: Elisa reads $2$ pages of her book on Day $1$.  Then Mr Scan reads $4$ pages of her book on Day $2$, $8$ pages on Day $3$, and then $16$ pages on Day $4$, which continues until Elisa finishes her book.  If there are $254$ pages in her book, how many days does it take her to read the whole book? 
Options:
aoVal: A
content: $$5$$ days 
aoVal: B
content: $$6$$ days 
aoVal: C
content: $$7$$ days 
aoVal: D
content: $$8$$ days 
aoVal: E
content: $$9$$ days 
Answer: C
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: What is the next number in the sequence below?  $$47, 44, 38, 29, 17$$ 
Options:
aoVal: A
content: $$3$$ 
aoVal: B
content: $$5$$ 
aoVal: C
content: $$11$$ 
aoVal: D
content: $$2$$ 
aoVal: E
content: None of the above 
Answer: D
Analysis: $$N.A$$ 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Sequences and Number Tables->Patterns in Number Sequences
Source: 其它
Problem: Which of the following is equivalent to $a^{2}$? 
Options:
aoVal: A
content: $a+2$ 
aoVal: B
content: $a\times2$ 
aoVal: C
content: $a\times a$ 
Answer: C
Analysis: N/A 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Power->Understanding the meaning of Power
Problem: The sum of two numbers is $$5077$$. If the smaller number is $$1289$$. What is the other number? 
Options:
aoVal: A
content: $$3288$$ 
aoVal: B
content: $$3788$$ 
aoVal: C
content: $$4212$$ 
aoVal: D
content: $$6366$$ 
Answer: B
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Whole Numbers->Whole Numbers Addition and Subtraction
Problem: Find the next term in the following sequence.  $$1$$, $$1$$, $$2$$, $$3$$, $$5$$, $$8$$, $$13$$, $$21$$,~\uline{~~~~~~~~~~}~ 
Options:
aoVal: A
content: $$31$$ 
aoVal: B
content: $$32$$ 
aoVal: C
content: $$33$$ 
aoVal: D
content: $$34$$ 
Answer: D
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Sequences and Number Tables->Patterns in Number Sequences
Problem: $7-3\times\square+1=2$  What number must go in the box to make the statement correct? 
Options:
aoVal: A
content: $3$ 
aoVal: B
content: $1$ 
aoVal: C
content: $$\frac23$$ 
aoVal: D
content: $\frac13$ 
aoVal: E
content: $$2$$ 
Answer: E
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: Which of the following expressions has the same result as $$293-56-44$$? 
Options:
aoVal: A
content: $$293-(56-44)$$ 
aoVal: B
content: $$293-(56+44)$$ 
aoVal: C
content: $$293+(56-44)$$ 
aoVal: D
content: $$293+(56+44)$$ 
Answer: B
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Whole Numbers
Source: 其它
Problem: Six pencils and two erasers cost $$3.80$$ dollars. One pencil costs $$40$$ cents.  How much does one eraser cost? 
Options:
aoVal: A
content: $$20$$ cents 
aoVal: B
content: $$30$$ cents 
aoVal: C
content: $$40$$ cents 
aoVal: D
content: $$50$$ cents 
aoVal: E
content: $$60$$ cents 
Answer: E
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Whole Numbers->Whole Numbers Multiplication and Division->Division of Whole Numbers->Division out of the Multiplication Table
Problem: An empty jar weighs $375\rm g$. When it is filled with jam it weighs $1.1\rm kg$. How much does the jam weigh? 
Options:
aoVal: A
content: $$475$$$\rm g$ 
aoVal: B
content: $$775$$$\rm g$ 
aoVal: C
content: $$575$$$\rm g$ 
aoVal: D
content: $$725$$$\rm g$ 
aoVal: E
content: $$675$$$\rm g$ 
Answer: D
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: If the demand curve for apples is given by $Q\_d = 50 - 2P$ and the supply curve is given by $Q\_s = 10 + 3P$, what is the equilibrium price and quantity of apples in the market? 
Options:
aoVal: A
content: $P = \textbackslash$8, Q = 34$ 
aoVal: B
content: $ P = \textbackslash$10, Q = 30$ 
aoVal: C
content: $P = \textbackslash$12, Q = 26$ 
aoVal: D
content: $P = \textbackslash$14, Q = 22$ 
Answer: A
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: A 99 percent one-sample z-interval for a proportion will be created from the point estimate obtained from each of two random samples selected from the same population: sample R and sample S. Let R represent a random sample of size 1,000, and let S represent a random sample of size 4,000. If the point estimate obtained from R is equal to the point estimate obtained from S, which of the following must be true about the respective margins of error constructed from those samples? 
Options:
aoVal: A
content: The margin of error for S will be 4 times the margin of error for R. 
aoVal: B
content: The margin of error for S will be 2 times the margin of error for R. 
aoVal: C
content: The margin of error for S will be equal to the margin of error for R. 
aoVal: D
content: The margin of error for R will be 4 times the margin of error for S. 
aoVal: E
content: The margin of error for R will be 2 times the margin of error for S. 
Answer: E
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: For number $$80$$, what is its factor form and exponential form? 
Options:
aoVal: A
content: Factor form: $$2\times 2\times 2\times 2\times 5$$; Exponential form: $$2^{3}\times 5^{2}$$ 
aoVal: B
content: Factor form: $$2\times 2\times 2\times 2\times 5$$; Exponential form: $$2^{4}\times 5$$ 
aoVal: C
content: Factor form: $$2\times 2\times 2\times 5\times 5$$; Exponential form: $$2^{3}\times 5^{2}$$ 
aoVal: D
content: Factor form: $$2\times 2\times 2\times 5\times 5$$; Exponential form: $$2^{4}\times 5$$ 
Answer: B
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Power->Computing Powers->Exponentiation of Powers
Source: 其它
Problem: Fill in the blanks with ``$$+$$'' to make the equation true. (Hint: Two adjacent numbers can form a new number)  $\textasciitilde$  $$1$$~ ~ ~ ~ ~ $$2$$~ ~ ~ ~~ ~ $$3$$~ ~ ~ ~ ~~$$4$$~ ~ ~ ~ ~$$5$$~ ~ ~ ~ $$6$$ =$$48$$． 
Options:
aoVal: A
content: $$12+3+45+6=48$$ 
aoVal: B
content: $$1+2+3+45+6=48$$ 
aoVal: C
content: $$1+23+4+5+6=48$$ 
aoVal: D
content: $$1+2+34+5+6=48$$ 
Answer: D
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Basic Concepts of Equation->Inequalities
Problem: Which of the following expression was written correctly? 
Options:
aoVal: A
content: $-2\times x+3$ 
aoVal: B
content: $-55y+2x-1$ 
aoVal: C
content: $-1x+10$ 
aoVal: D
content: $54x+30$ 
Answer: D
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Basic Concepts of Equation->Equivalent Substitution->Algebraic Expressions
Source: 其它
Problem: $$3\text{h}45\min =$$$$\min $$. 
Options:
aoVal: A
content: $$180$$ 
aoVal: B
content: $$195$$ 
aoVal: C
content: $$225$$ 
aoVal: D
content: $$345$$ 
Answer: C
Analysis: N/A. 
Knowledge points: Overseas In-curriculum->Knowledge Point->Measurement->Time->Conversion among Hours, Minutes and Seconds
Overseas Competition->Knowledge Point->Calculation Modules->Unit Conversion->Converting between Units of Length
Problem: Continue this sequence: $2\times61$~ ~$3\times41$~ ~$4\times31$~ ~$5\times25 \cdots$ 
Options:
aoVal: A
content: $$ 6\times22 $$ 
aoVal: B
content: $$ 7\times18 $$ 
aoVal: C
content: $$ 8\times16 $$ 
aoVal: D
content: $$ 9\times13 $$ 
aoVal: E
content: $$ 10\times12 $$ 
Answer: B
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Sequences and Number Tables->Patterns in Number Sequences->Patterns of Expressions
Problem: What is the missing number in the number pattern below?  2750,2950 ,2850 ,~\uline{~~~~~~~~~~}~,2950 ,3150 ,3050 . 
Options:
aoVal: A
content: $$2750$$ 
aoVal: B
content: $$2850$$ 
aoVal: C
content: $$2950$$ 
aoVal: D
content: $$3050$$ 
Answer: D
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Whole Numbers
Source: 其它
Problem: Which of these fractions is the smallest? 
Options:
aoVal: A
content: $\frac{2}{7}$ 
aoVal: B
content: $\frac{2}{9}$ 
aoVal: C
content: $\frac{4}{9}$ 
aoVal: D
content: $\frac{2}{5}$ 
aoVal: E
content: $\frac{2}{3}$ 
Answer: B
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Comparing, Ordering and Estimating->Comparing and Ordering
Problem: Add brackets to this calculation to that the answer is $$5$$．  $$22-10 + 8 \div 4$$ 
Options:
aoVal: A
content: $$22 - (10 + 8) \div 4$$ 
aoVal: B
content: $$(22 - 10) + 8 \div 4$$ 
aoVal: C
content: $$(22 - 10 + 8) \div 4$$ 
aoVal: D
content: $$22-10 + (8 \div 4)$$ 
Answer: C
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Whole Numbers->Mixed Operations
Problem: Each of the faces of a fair six-sided number cube is numbered with one of the numbers 1 through 6, with a different number appearing on each face. Two such number cubes will be tossed, and the sum of the numbers appearing on the faces that land up will be recorded. What is the probability that the sum will be 4, given that the sum is less than or equal to 6? 
Options:
aoVal: A
content: $\dfrac{2}{36}$ 
aoVal: B
content: $\dfrac{3}{36}$ 
aoVal: C
content: $\dfrac{3}{15}$ 
aoVal: D
content: $\dfrac{2}{9}$ 
aoVal: E
content: $\dfrac{4}{6}$ 
Answer: C
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: The function $f$ is defined by the equation $f(x)=3^{}x+2$. What is the value of $f(0)$?  $\textasciitilde$ 
Options:
aoVal: A
content: $$2$$ 
aoVal: B
content: $$3$$ 
aoVal: C
content: $$5$$ 
aoVal: D
content: $$6$$ 
Answer: B
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: Four candy bars and three lollipops cost $$4.50$$ dollars. One candy bar costs $$90$$ cents.  How much does one lollipop cost? (2000 Math Kangaroo Problem, Level 3-4, Question \#5) 
Options:
aoVal: A
content: $$20$$ cents 
aoVal: B
content: $$30$$ cents 
aoVal: C
content: $$40$$ cents 
aoVal: D
content: $$50$$ cents 
aoVal: E
content: $$60$$ cents 
Answer: B
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Whole Numbers->Whole Numbers Multiplication and Division->Division of Whole Numbers->Division out of the Multiplication Table
Problem: Which of the following options is the solution of $x-3=5$? 
Options:
aoVal: A
content: $x=8$ 
aoVal: B
content: $x=2$ 
aoVal: C
content: $x=15$ 
Answer: A
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Basic Concepts of Equation
Source: 其它
Problem: l am a number. If you count by tens you will say my name. I am not ten. If you add me to 30, you will get a number less than 60. Who am I? 
Options:
aoVal: A
content: $$20$$ 
aoVal: B
content: $$30$$ 
aoVal: C
content: $$40$$ 
aoVal: D
content: $$50$$ 
aoVal: E
content: $$60$$ 
Answer: A
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: (2) Eddie has~\uline{~~~~~~~~~~}~more books than Squary. 
Options:
aoVal: A
content: $$1$$ 
aoVal: B
content: $$2$$ 
aoVal: C
content: $$3$$ 
Answer: B
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Whole Numbers
Source: 其它
Problem: At an ice cream shop, a sundae is made by selecting two flavors of ice cream and topping them with fudge, whipped cream, nuts, and a cherry. The available flavors of ice cream are chocolate, vanilla, strawberry, rocky road, chocolate chip cookie dough, and mint chip. How many different sundae combinations are possible? 
Options:
aoVal: A
content: $$2$$ 
aoVal: B
content: $$15$$ 
aoVal: C
content: $$24$$ 
aoVal: D
content: $$120$$ 
aoVal: E
content: $$720$$ 
Answer: B
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: There are  rational numbers whose distance to the origin are less than 2 units. 
Options:
aoVal: A
content: $$2$$ 
aoVal: B
content: $$-2$$ 
aoVal: C
content: infinite 
aoVal: D
content: $$4$$ 
Answer: C
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Knowing the Number Lines
Source: 其它
Problem: What is the value of the following sum?  $$99+97+95+96+98$$ 
Options:
aoVal: A
content: $$490$$ 
aoVal: B
content: $$485$$ 
aoVal: C
content: $$484$$ 
aoVal: D
content: $$480$$ 
aoVal: E
content: None of the above 
Answer: B
Analysis: $$N.A$$ 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: I think of a number,double it and add $5$. If I think of $21$, what is my answer? 
Options:
aoVal: A
content: $$8$$ 
aoVal: B
content: $$16$$ 
aoVal: C
content: $$52$$ 
aoVal: D
content: $$47$$ 
Answer: A
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Whole Numbers->Mixed Operations
Problem: In a large set data that are approximately normally distributed,  $\textasciitilde$  r is the value in the data set that has a z-score of -1.00,  $\textasciitilde$  s is the value of the first quartile, and  $\textasciitilde$  t is the value of the 20th percentile.  $\textasciitilde$  Which of the following is the correct order from least to greatest for the values of r, s, and t? 
Options:
aoVal: A
content: r, s, t 
aoVal: B
content: r, t, s 
aoVal: C
content: s, t, r 
aoVal: D
content: t, r, s 
aoVal: E
content: t, s, r 
Answer: B
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: How many terms and variables does the expression $$2ab-4ac+b-5$$ have, respectively? 
Options:
aoVal: A
content: $$3, 3$$ 
aoVal: B
content: $$3, 4$$ 
aoVal: C
content: $$4, 4$$ 
aoVal: D
content: $$4, 3$$ 
Answer: D
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Basic Concepts of Equation->Linear Equations with one Variable
Source: 其它
Problem: What is the correct answer to $6+4\times3$. 
Options:
aoVal: A
content: $$30$$ 
aoVal: B
content: $$18$$ 
aoVal: C
content: $$22$$ 
aoVal: D
content: $$6$$ 
aoVal: E
content: $$-6$$ 
Answer: B
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Whole Numbers->Whole Numbers Multiplication and Division->Multiplication and Division of Whole Numbers
Problem: Pushing on a mass of 15 kg with a sideways force of 120 N is not enough to get the~mass to start sliding across the floor. Which of the following best describes the coefficient of static friction between the floor and the mass? 
Options:
aoVal: A
content: $\mu\textbackslash{} =\textbackslash{} 0.8$ 
aoVal: B
content: $\mu\textbackslash{} \gt\textbackslash{} 0.8$ 
aoVal: C
content: $\mu\textbackslash{} \lt\textbackslash{} 0.8$ 
aoVal: D
content: $\mu\textbackslash{} =\textbackslash{} 1.25$ 
Answer: B
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: What is the result of $\frac13\div 1\frac23 \times \frac57\div 1\frac27\cdots \times \frac{2021}{2023} \div 1\frac{2}{2023}$? 
Options:
aoVal: A
content: $$1$$ 
aoVal: B
content: $$2023$$ 
aoVal: C
content: $\frac{1}{2025}$ 
aoVal: D
content: $\frac{1}{2023}$ 
aoVal: E
content: $\frac{1}{2021}$ 
Answer: C
Analysis: N/A 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Fractions
Source: 其它
Problem: $4+6\times7-9 =$~\uline{~~~~~~~~~~}~ 
Options:
aoVal: A
content: $$61$$ 
aoVal: B
content: $$37$$ 
aoVal: C
content: $$70$$ 
aoVal: D
content: $$-8$$ 
aoVal: E
content: $$-20$$ 
Answer: B
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: While preparing for the Kangaroo Maths contest, Jack decided to solve one question from each odd numbered page in his collection of worksheets. He began on page $$15$$ and finished on page $$53$$. How many problems did Jack solve? 
Options:
aoVal: A
content: $$19$$ 
aoVal: B
content: $$20$$ 
aoVal: C
content: $$27$$ 
aoVal: D
content: $$38$$ 
aoVal: E
content: $$53$$ 
Answer: B
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Sequences and Number Tables->Arithmetic Sequences->The Number of Terms in an Arithmetic Sequence
Source: 其它
Problem: $$\left(\left(\left(\frac 12\div \frac 13\right)\div \frac 14\right)\div \frac 14\right)=$$~\uline{~~~~~~~~~~}~. ($$1986-87$$ MATHCOUNTS, G$$7$$, Problem $$29$$) 
Options:
aoVal: A
content: $$\frac 1{48}$$ 
aoVal: B
content: $$24$$ 
aoVal: C
content: $$48$$ 
aoVal: D
content: $$96$$ 
Answer: B
Analysis: N/A 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Fractions->Operations of Fractions
Problem: $$0.2$$ is the same as ． 
Options:
aoVal: A
content: $$\frac{2}{100}$$ 
aoVal: B
content: $$\frac{2}{10}$$ 
aoVal: C
content: $$\frac{2}{5}$$ 
aoVal: D
content: $$\frac{10}{5}$$ 
Answer: B
Analysis: N/A.(Targeting Mathematics Workbook 《Decimals》Primary $$4$$B Question \#$$44$$) 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Decimals->Basic Understanding of Decimals
Problem: Jimmy buys $6$ apples for $1.99$p each.  How much do the apples cost altogether? 
Options:
aoVal: A
content: ￡$11.84$ 
aoVal: B
content: ￡$11.40$ 
aoVal: C
content: $194$p 
aoVal: D
content: ￡$11.96$ 
aoVal: E
content: ￡$11.94$ 
Answer: E
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它