q: The number N is 5,2H1, where H represents the ten's digit. If N is divisible by 3, what is the value of H?
Options:
(A) 1
(B) 3
(C) 5
(D) 6
(E) 9
a: Integer is divisible by 3 - Sum of digits is divisible by 3 The answer is (A).
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q: Scotty B is helping his brother Jimmy B with math patterns. Jimmy's paper has 12, 24, 36, 48, and a blank space.
What number should Jimmy B put in the blank space?
Options:
(A) 50
(B) 58
(C) 60
(D) 62
(E) 96
a: C) 60- because the pattern is adding 12 each time. The answer is (C).
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q: How much is 80% of 40 is greater than 4/5 of 25?
Options:
(A) 12
(B) 27
(C) 18
(D) 12
(E) 81
a: (80/100) * 40 (4/5) * 25
32 - 20 = 12 The answer is (D).
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q: The no. of girls in a class are seven times the no. of boys, which value can neverbe the of total students?
Options:
(A) 4
(B) 5
(C) 8
(D) 10
(E) 12
a:
Let the boys are X, then girls are 7X, total = X+7X = 8X
So it should be multiple of 8, 30 is not a multiple of 8. The answer is (C).
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