math-eval/TAL-SCQ5K huggingface dataset:
Problem: How many numbers from $$2$$ to $$99$$ are equal to the square of an integer?　 
Options:
aoVal: A
content: $$99$$ 
aoVal: B
content: $$10$$ 
aoVal: C
content: $$8$$ 
aoVal: D
content: $$4$$ 
aoVal: E
content: $$2$$ 
Answer: C
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Power->Application of Powers
Problem: Originally, Andy and Bill had the same salary, which was $$\textbackslash$6000$$ per month. Recently, Andy gets a promotion and his salary is $$150\textbackslash\%$$ of the original salary. On the other hand, Bill made a mistake at work. Now, His salary is $$90\textbackslash\%$$ of the original salary.What is the difference between Andy\textquotesingle s and Bill\textquotesingle s monthly salary now? 
Options:
aoVal: A
content: $$\textbackslash$2667$$ 
aoVal: B
content: $$\textbackslash$3600$$ 
aoVal: C
content: $$\textbackslash$6000$$ 
aoVal: D
content: $$\textbackslash$14400$$ 
Answer: B
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Percentage Calculation
Source: 其它
Problem: Two wodgets make a finkle. Five finkles make a splot. Three splots make a tink. Howmany wodgets make four tinks? 
Options:
aoVal: A
content: $$30$$ 
aoVal: B
content: $$120$$ 
aoVal: C
content: $$60$$ 
aoVal: D
content: $$14$$ 
Answer: A
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Basic Concepts of Equation->Equivalent Substitution->Substituting the Values into the Expressions
Problem: Which of these is the smallest? 
Options:
aoVal: A
content: $$0.0801$$ 
aoVal: B
content: $$0.801$$ 
aoVal: C
content: $$0.081$$ 
aoVal: D
content: $$0.08$$ 
aoVal: E
content: $$0.0888$$ 
Answer: D
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Decimals->Basic Understanding of Decimals->Comparing Decimals
Problem: When 0.000315 is multiplied by 7,928,564 the product is closest to which of the following? 
Options:
aoVal: A
content: $$210$$ 
aoVal: B
content: $$240$$ 
aoVal: C
content: $$2100$$ 
aoVal: D
content: $$2400$$ 
aoVal: E
content: $$24000$$ 
Answer: D
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: Three football teams participate in a sport tournament. Each team plays the other two teams exactly once. In each game, the winner gets three points and the loser doesn\textquotesingle t get any points. If the game ends in a tie, each team gets 1 point. At the end of tournament, Which number of points is it impossible for any team to have? (2022 Math Kangaroo Problem, Level 3-4, Question \#18) 
Options:
aoVal: A
content: $$1$$ 
aoVal: B
content: $$2$$ 
aoVal: C
content: $$3$$ 
aoVal: D
content: $$4$$ 
aoVal: E
content: $$5$$ 
aoVal: F
content: $$6$$ 
Answer: E
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: Carol is $x$ years old. Sam is $5$ years older than Carol. Sam's age in years is． 
Options:
aoVal: A
content: $x -- 5$ 
aoVal: B
content: $$5x$$ 
aoVal: C
content: $x + 5$ 
aoVal: D
content: $5 -- x$ 
Answer: C
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Basic Concepts of Equation->Equivalent Substitution->Using a Letter to Represent an Unknown Number
Problem: Which of the following decimals is the smallest? 
Options:
aoVal: A
content: $$6.05$$ 
aoVal: B
content: $$6.15$$ 
aoVal: C
content: $$6.051$$ 
aoVal: D
content: $$6.015$$ 
aoVal: E
content: $$6.105$$ 
Answer: D
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Comparing, Ordering and Estimating->Comparing and Ordering
Problem: Cart A moves horizontally on a frictionless track. It collides and sticks to identical cart B, which is at rest. The speed of cart A before the collision is measured to be 3.0 m/s , with an uncertainty of\uline{+}~0.2 m/s. Students are asked to predict the speed of the carts after the collision. Given the uncertainty of the measurement for the speed ofcart A, which of the following is the best prediction? 
Options:
aoVal: A
content: 1.1 to 1.9 m/s 
aoVal: B
content: 1.2 to 1.8 m/s 
aoVal: C
content: 1.3 to 1.7 m/s 
aoVal: D
content: 1.4 to 1.6 m/s 
Answer: D
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: Compare:  $3 \times (5 \times 6)$~\uline{~~~~~~~~~~}~$(3 \times 5) \times 6$ 
Options:
aoVal: A
content: $\textgreater$ 
aoVal: B
content: $\textless$ 
aoVal: C
content: $$=$$ 
Answer: C
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: The volume formula of the cube is $$V=l^{3}$$. Which of the following quantities is the independent variable? 
Options:
aoVal: A
content: $$V$$ 
aoVal: B
content: $$l$$ 
aoVal: C
content: $$l^{3}$$ 
aoVal: D
content: The volume 
Answer: B
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Basic Concepts of Equation->Linear Equations with one Variable
Source: 其它
Problem: ($2$) Brenda bought $12$ boxes of sweets. Each box has $26$ sweets. How many sweets are there in total? 
Options:
aoVal: A
content: $$52$$ 
aoVal: B
content: $$78$$ 
aoVal: C
content: $$212$$ 
aoVal: D
content: $$312$$ 
Answer: D
Analysis: $$N.A$$ 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Whole Numbers->Whole Numbers Multiplication and Division
Source: 其它
Problem: A book has $$80$$ pages. On day 1, Danny read $$15\textbackslash\%$$ of the book. On day 2, he read $$25\textbackslash\%$$ of the book. How many pages are left to read． 
Options:
aoVal: A
content: $$20$$ 
aoVal: B
content: $$32$$ 
aoVal: C
content: $$48$$ 
aoVal: D
content: $$12$$ 
Answer: C
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Percentage Calculation
Source: 其它
Problem: Which of the following is the simplest form for $$\frac{56}{80}$$? 
Options:
aoVal: A
content: $$\frac{14}{20}$$ 
aoVal: B
content: $$\frac{1}{10}$$ 
aoVal: C
content: $$\frac{28}{40}$$ 
aoVal: D
content: $$\frac{7}{10}$$ 
Answer: D
Analysis: $$N.A$$ 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Fractions
Source: 其它
Problem: Which of the following equations is equivalent to $x=3$ 
Options:
aoVal: A
content: $x+3=0$ 
aoVal: B
content: $4x=16$ 
aoVal: C
content: $x-3=3-3$ 
Answer: C
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Basic Concepts of Equation
Source: 其它
Problem: What is $7.469$ rounded to the nearest tenth? 
Options:
aoVal: A
content: $$7$$ 
aoVal: B
content: $$7.46$$ 
aoVal: C
content: $$7.4$$ 
aoVal: D
content: $$7.47$$ 
aoVal: E
content: $$7.5$$ 
Answer: E
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: Which improper fraction is equivalent to $2\frac34$? 
Options:
aoVal: A
content: $\frac{11}{2}$ 
aoVal: B
content: $\frac{15}{6}$ 
aoVal: C
content: $\frac{22}{8}$ 
aoVal: D
content: $\frac{22}{4}$ 
aoVal: E
content: $\frac{11}{8}$ 
Answer: C
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Fractions
Source: 其它
Problem: Tom shared $72$ pictures with his friends equally. He also got some and there was not any pictures left. Which of the following was definitely not the number of his friends? 
Options:
aoVal: A
content: $$3$$ 
aoVal: B
content: $$4$$ 
aoVal: C
content: $$5$$ 
aoVal: D
content: $$7$$ 
aoVal: E
content: $$8$$ 
Answer: B
Analysis: N/A 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: The distribution of weights of female college cross-country runners is approximately normal with mean 122 pounds and standard deviation 8 pounds. Which of the following is closest to the percent of the runners who weigh between 114 pounds and 138 pounds? 
Options:
aoVal: A
content: 18\% 
aoVal: B
content: 32\% 
aoVal: C
content: 68\% 
aoVal: D
content: 82\% 
aoVal: E
content: 95\% 
Answer: D
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: Which of the following values of $x$ is not a solution to the equation $\sqrt{x^{2}}=x$ ?  $\textasciitilde$ 
Options:
aoVal: A
content: $$-1$$ 
aoVal: B
content: $$0$$ 
aoVal: C
content: $$1$$ 
aoVal: D
content: $$999$$ 
Answer: A
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: $213-m=189$  What is the value of $m$? 
Options:
aoVal: A
content: $$26$$ 
aoVal: B
content: $$16$$ 
aoVal: C
content: $$32$$ 
aoVal: D
content: $$-24$$ 
aoVal: E
content: $$24$$ 
Answer: E
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: Is $$123+12+1 = 111+22+3$$? 
Options:
aoVal: A
content: Yes 
aoVal: B
content: No 
Answer: A
Analysis: $$N.A$$ 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: Compare the values of $${{2}^{60}}$$, $${{3}^{45}}$$ and $${{5}^{30}}$$． 
Options:
aoVal: A
content: $${{3}^{45}} ~\textless{} ~{{5}^{30}} ~\textless{} ~{{2}^{60}}$$ 
aoVal: B
content: $${{2}^{60}} ~\textless{} ~{{3}^{45}} ~\textless{} ~{{5}^{30}}$$ 
aoVal: C
content: $${{2}^{60}} ~\textless{} ~{{5}^{30}} ~\textless{} ~{{3}^{45}}$$ 
aoVal: D
content: $${{5}^{30}} ~\textless{} ~{{2}^{60}} ~\textless{} ~{{3}^{45}}$$ 
aoVal: E
content: $${{3}^{45}} ~\textless{} ~{{2}^{60}} ~\textless{} ~{{5}^{30}}$$ 
Answer: C
Analysis: $$N.A$$ 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Power->Computing Powers->Exponentiation of Powers
Problem: A group of students wanted to investigate the claim that the average number of text messages sent yesterday by students in their school was greater than 100. They asked each student in a random sample of 50 students how many text messages he or she sent yesterday. An appropriate t-test was conducted and resulted in a p-value of 0.0853. Assuming the conditions for the t-test were met, which of the following is an appropriate conclusion? 
Options:
aoVal: A
content: Because p \textless{} 0.10, at the 10\% significance level, it can be concluded that the mean number of text messages sent yesterday by students in the school is less than 100. 
aoVal: B
content: Because p \textless{} 0.10, at the 10\% significance level, it cannot be concluded that the mean number of text messages sent yesterday by students in the school is greater than 100. 
aoVal: C
content: Because p \textgreater{} 0.05, at the 5\% significance level, it can be concluded that the mean number of text messages sent yesterday by students in the school is greater than 100. 
aoVal: D
content: Because p \textgreater{} 0.05, at the 5\% significance level, it can be concluded that the mean number of text messages sent yesterday by students in the school is less than 100. 
aoVal: E
content: Because p \textgreater{} 0.05, at the 5\% significance level, it cannot be concluded that the mean number of text messages sent yesterday by students in the school is greater than 100. 
Answer: E
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: Derrick lists down all whole numbers from $$1$$ to $$20$$. Lisa selects all odd numbers and adds them up. Aisha selects all the even numbers and adds them up. What is the difference between Aisha\textquotesingle s and Lisa\textquotesingle s sums? 
Options:
aoVal: A
content: $$20$$ 
aoVal: B
content: $$11$$ 
aoVal: C
content: $$10$$ 
aoVal: D
content: $$9$$ 
aoVal: E
content: $$5$$ 
Answer: C
Analysis: $$N.A$$ 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Sequences and Number Tables->Arithmetic Sequences
Source: 其它
Problem: Each of the numbers $$138$$ and $$243$$ has digits whose product is $$24$$ How many three-digit numbers are there whose digits have a product of $$24$$? 
Options:
aoVal: A
content: $$8$$ 
aoVal: B
content: $$9$$ 
aoVal: C
content: $$12$$ 
aoVal: D
content: $$18$$ 
aoVal: E
content: None of the above 
Answer: E
Analysis: $$N.A$$ 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: Find the quotient and remainder of $$64\div5$$. 
Options:
aoVal: A
content: $13$ R $$1$$ 
aoVal: B
content: $$12$$ R $0$ 
aoVal: C
content: $10$ R $$14$$ 
aoVal: D
content: $12$ R $$4$$ 
Answer: D
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Whole Numbers->Whole Numbers Multiplication and Division
Problem: Which one of the folowing fractions is in its simplest form? 
Options:
aoVal: A
content: $$\frac{2}{10}$$ 
aoVal: B
content: $$\frac{3}{9}$$ 
aoVal: C
content: $$\frac{5}{6}$$ 
aoVal: D
content: $$\frac{6}{8}$$ 
Answer: C
Analysis: N/A. 
Knowledge points: Overseas In-curriculum->Knowledge Point->Knowing Numbers->Fractions->Basic Properties of Fractions->Simplest Form of Fraction
Overseas Competition->Knowledge Point->Calculation Modules->Fractions
Problem: Julia bought $1$ pen, $3$ erasers and $1$ pencil box, which cost a total of $$1$6$$. Clair bought $2$ pens and $1$ pencil box, which cost $$$3$$ less than Julia. The unit price of pencil box is $$$3$$ higher than that of eraser. How much does it cost to buy $2$ pens, $1$ eraser and $1$ pencil box? 
Options:
aoVal: A
content: $$$5$$ 
aoVal: B
content: $$$13$$ 
aoVal: C
content: $$$14$$ 
aoVal: D
content: $$$15$$ 
aoVal: E
content: $$$16$$ 
Answer: D
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Basic Concepts of Equation->Equivalent Substitution
Source: 其它
Problem: Find: $$\frac{3}{7}\div 4=$$~\uline{~~~~~~~~~~}~ 
Options:
aoVal: A
content: $$\frac {12}{7}$$ 
aoVal: B
content: $$\frac {3}{11}$$ 
aoVal: C
content: $$1$$ 
aoVal: D
content: $$\frac 3{28}$$ 
aoVal: E
content: $$\frac {12}{28}$$ 
Answer: D
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Fractions->Operations of Fractions->Division of Fractions
Problem: If a 2\% change in the price of a good leads to a 10\% change in the quantity demanded of a good, what is the price elasticity of demand? 
Options:
aoVal: A
content: $$0.02$$ 
aoVal: B
content: $$0.2$$ 
aoVal: C
content: $$5$$ 
aoVal: D
content: $$10$$ 
aoVal: E
content: $$20$$ 
Answer: C
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: Denise fired a silver rocket and a gold rocket at the same time. The rockets exploded into 20 stars in total. The gold rocket exploded into 6 more stars than the silver one. How many stars did the gold rocket explode into? (2021 Math Kangaroo Problem, Level 3-4, Question \#7) 
Options:
aoVal: A
content: $$9$$ 
aoVal: B
content: $$10$$ 
aoVal: C
content: $$12$$ 
aoVal: D
content: $$13$$ 
aoVal: E
content: $$15$$ 
Answer: D
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: Tom and Tiffany each picks a natural number. Tom writes the number $100$ times. After multipling them together, Tom gets a result $1.$ Tiffany write the number she picks $100$ times. After adding up them together, Tiffany gets a result $0.$ What is the difference between the two natural numbers? 
Options:
aoVal: A
content: $$1$$ 
aoVal: B
content: $$0$$ 
aoVal: C
content: $$10$$ 
aoVal: D
content: $$100$$ 
aoVal: E
content: $$2$$ 
Answer: A
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Whole Numbers->Mixed Operations
Source: 其它
Problem: Choose the answer to this calculation.  $$67.9-32.68$$ 
Options:
aoVal: A
content: $$35.32$$ 
aoVal: B
content: $$34.22$$ 
aoVal: C
content: $$35.02$$ 
aoVal: D
content: $$35.22$$ 
Answer: D
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Decimals->Addition and Subtraction of Decimals
Problem: Arrange the following fraction in \uline{increasing} order.  $$\frac{1}{6} , \frac{1}{12} , \frac{1}{5} , \frac{1}{15}$$ 
Options:
aoVal: A
content: $$\frac{1}{5} , \frac{1}{6} , \frac{1}{12} , \frac{1}{15}$$ 
aoVal: B
content: $$\frac{1}{6} , \frac{1}{5} , \frac{1}{12} , \frac{1}{15}$$ 
aoVal: C
content: $$\frac{1}{15} , \frac{1}{12} , \frac{1}{6} , \frac{1}{5}$$ 
aoVal: D
content: $$\frac{1}{12} , \frac{1}{15} , \frac{1}{5} , \frac{1}{6}$$ 
Answer: C
Analysis: $$N.A$$ 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Fractions
Source: 其它
Problem: What number should go in the box?  $$666+666+666+666+666={\huge\square} \times 333$$ 
Options:
aoVal: A
content: $$8$$ 
aoVal: B
content: $$9$$ 
aoVal: C
content: $$10$$ 
aoVal: D
content: $$12$$ 
aoVal: E
content: $$15$$ 
Answer: C
Analysis: N/A.　 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Whole Numbers->Whole Numbers Addition and Subtraction ->Operation Strategy in Addition and Subtraction of Rounding Whole Numbers->Converting Continued Addition into Multiplication
Problem: Preview Question:  Which of the following does not contain a constant? 
Options:
aoVal: A
content: $3x-2$ 
aoVal: B
content: $2x+\frac{y+1}{2}$ 
aoVal: C
content: $$4a+\frac{3}{b}$$ 
aoVal: D
content: $51$ 
Answer: C
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Basic Concepts of Equation->Equivalent Substitution->Algebraic Expressions
Source: 其它
Problem: $$48\times950=45600$$. What is $$4.8\times9.5$$? 
Options:
aoVal: A
content: $$4.56$$ 
aoVal: B
content: $$45.6$$ 
aoVal: C
content: $$456$$ 
aoVal: D
content: $$0.456$$ 
aoVal: E
content: $$54.6$$ 
Answer: B
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Decimals->Multiplication and Division of Decimals->Multiplication of Decimals
Problem: A simple pendulum swings about the vertical equilibrium position with a maximum angular displacement of $$5^{\circ} $$ and period T. If the same pendulum is given a maximum angular displacement of $$ 10^{\circ} $$, then which of the following best gives the period of the oscillations?  $\textasciitilde$  $\textasciitilde$ 
Options:
aoVal: A
content: $$ \frac{T}{2} $$ 
aoVal: B
content: $$ \frac{T}{\sqrt{2}} $$ 
aoVal: C
content: $$T$$ 
aoVal: D
content: $$2T$$ 
Answer: C
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Comparing, Ordering and Estimating->Scaling
Source: 其它
Problem: A bag of flour weighs $1.5\rm kg$. Bud uses $300\rm g$ of flour to make a strawberry cake and a further $150\rm g$ of flour to make biscuits.  What fraction of the bag of flour has she used? 
Options:
aoVal: A
content: $\frac37$ 
aoVal: B
content: $\frac13$ 
aoVal: C
content: $\frac{7}{15}$ 
aoVal: D
content: $\frac{3}{10}$ 
aoVal: E
content: $\frac{4}{15}$ 
Answer: D
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: Calculate the sum of the following mixed fractions.  $\textasciitilde$  $1\frac{1}{3} + 2\frac{9}{12} + 3\frac{3}{5} + 4\frac{1}{4} + 5\frac{4}{6} + 6\frac{10}{25}$ =~\uline{~~~~~~~~~~}~  $\textasciitilde$ 
Options:
aoVal: A
content: $$18$$ 
aoVal: B
content: $$21$$ 
aoVal: C
content: 21$\frac{7}{12}$ 
aoVal: D
content: $$24$$ 
aoVal: E
content: $$27$$ 
Answer: D
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Fractions
Source: 其它
Problem: The largest one-digit number is~\uline{~~~~~~~~~~}~, and the least two-digit number is~\uline{~~~~~~~~~~}~. 
Options:
aoVal: A
content: $1;~10$ 
aoVal: B
content: $9;~10$ 
aoVal: C
content: $9; 99$ 
aoVal: D
content: $10; 9$ 
aoVal: E
content: $10; 1$ 
Answer: B
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Whole Numbers
Source: 其它
Problem: Henry has $8$ dollars. He is going to buy $5$ bowls which cost $90$ cents each and a certain number of~ glasses which cost $1.2$ dollars each. How many glasses at most can he buy? 
Options:
aoVal: A
content: $$1$$ 
aoVal: B
content: $$2$$ 
aoVal: C
content: $$3$$ 
aoVal: D
content: $$4$$ 
aoVal: E
content: $$5$$ 
Answer: B
Analysis: N/A 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: Three athletes, Jay, Kevin, Larry and Mars, took part in a marathon race. In the beginning, Jay, Kevein, Larry and Mars were in the first, second, third and fourth place respectively. Then, the second to last player passed one player ahead of him. Next the last player passed three players ahead of him. After that, the third player passed two players ahea of him. In what order did they finish?　 
Options:
aoVal: A
content: Jay, Kevin, Larry and Mars 
aoVal: B
content: Larry,~ Mars, Jay, Kevin 
aoVal: C
content: Larry, Kevin, Jay, Mars 
aoVal: D
content: Mars, Jay, Larry, Kevin 
aoVal: E
content: Mars, Larry, Jay, Kevin 
Answer: B
Analysis: N/A 
Knowledge points: Overseas Competition->Knowledge Point->Word Problem Modules->Applying Addition and Subtraction->Simple Word Problems Involving Comparing and Ordering
Source: 其它
Problem: Hou many minutes are there in four hours? 
Options:
aoVal: A
content: $$4$$ 
aoVal: B
content: $$6$$ 
aoVal: C
content: $$460$$ 
aoVal: D
content: $$240$$ 
aoVal: E
content: $$3600$$ 
Answer: D
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Unit Conversion->Converting between Units of Time
Problem: What is the missing number from the following equation?  $3\times\left( 16-\boxed{\textbackslash{} \textbackslash{} \overset{ }{\overset{ }{ }}}\right)=36$． 
Options:
aoVal: A
content: $$2$$ 
aoVal: B
content: $$4$$ 
aoVal: C
content: $$6$$ 
aoVal: D
content: $$10$$ 
Answer: B
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Whole Numbers->Mixed Operations
Problem: If $P = 4$, $Q = 2$ and $R = 5$, what is the value of $R(2P + Q)$? 
Options:
aoVal: A
content: $$15$$ 
aoVal: B
content: $$40$$ 
aoVal: C
content: $$50$$ 
aoVal: D
content: $$60$$ 
Answer: C
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Basic Concepts of Equation->Equivalent Substitution->Substituting the Values into the Expressions
Problem: Carmel draws a plan of her school using a scale of $$1\text{cm}$$ to $$5\text{m}$$.  On the plan, the playground is $$6\text{cm}$$ long.  What is the real length of the playground? 
Options:
aoVal: A
content: $$6\text{m}$$ 
aoVal: B
content: $$30\text{m}$$ 
aoVal: C
content: $$11 \text{m}$$ 
aoVal: D
content: $$7 \text{m}$$ 
aoVal: E
content: $$45\text{m}$$ 
Answer: B
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Ratios and Proportions->Proportions->Scale
Problem: （$$2016$$ Singapore Chinese Girls\textquotesingle{} School (Primary), Topical Test $$2$$, Primary Two, Question \#$$1$$）  $$660+237=$$~\uline{~~~~~~~~~~}~. 
Options:
aoVal: A
content: $$437$$ 
aoVal: B
content: $$497$$ 
aoVal: C
content: $$837$$ 
aoVal: D
content: $$897$$ 
Answer: D
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Whole Numbers->Whole Numbers Addition and Subtraction
Problem: The sum of two fractions is $$4\frac{2}{3}$$. If the smaller fraction is $$1\frac{1}{4}$$, what is the difference of the two fractions? Leave your answer as a mixed number. 
Options:
aoVal: A
content: $$2\frac{1}{6}$$ 
aoVal: B
content: $$3\frac{5}{12}$$ 
aoVal: C
content: $$4\frac{5}{12}$$ 
aoVal: D
content: $$5\frac{11}{12}$$ 
Answer: A
Analysis: N/A. 
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Fractions->Operations of Fractions
Problem: Which of the following is equivalent to the given expression $\frac{(\frac{x^{2}}{y})}{y}$? 
Options:
aoVal: A
content: x^{2} 
aoVal: B
content: $\frac{x^{2}}{y^{2}}$ 
aoVal: C
content: $$1$$ 
aoVal: D
content: $$0$$ 
Answer: B
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules
Source: 其它
Problem: Convert $\frac{4}{9}$ to a repeating decimal:~\uline{~~~~~~~~~~}~. 
Options:
aoVal: A
content: $0.4444$ 
aoVal: B
content: $0.4445$ 
aoVal: C
content: $0.\overline 4$ 
aoVal: D
content: $\overline{0.4}$ 
Answer: C
Knowledge points: Overseas Competition->Knowledge Point->Calculation Modules->Decimals
Source: 其它