Quantitative Reasoning - Computations and Comparisons (30sec)

Question 1

5 times what number is 15 times 4?

Answer 1

12
15x4=60
60/5=12

Question 2

What number plus 5^2 is 25% of 120?

Answer 2

5
25% of 120=24+6=30
5^2=25
30-25=5

Question 3

what number subtracted form 4^2 is 25% of 36?

Answer 3

7
4^2=16
25% of 36 = 9
16-9=7

Question 4

Which fractions are less than 1/2

28/57
2/4
5/8
25/75
46/90
58/89
236/425

Answer 4

Less than 1/2
28/57
25/75
58/89

Question 5

Line the fractions up in increasing order:
2/8
22/23
55/25
1/7
5/12
4/8

Answer 5

smallest
1/7
2/8
5/12
4/8
22/23
55/25
biggest

Question 6

Write the best answer
(A) 7/9
(B) 2/3
(C) 6/11

Answer 6

(A) is greater than (B) which is greater than (C)
or
(A)>(B)>(C)

Question 7

Line up in increasing order
20% of 360
2/7 of 49
10% of 65
23% of 100
15% of 30

Answer 7

smallest
15% of 30
10% of 65
2/7 of 49
23% of 100
20% of 360
biggest

Question 8

write the best answer:
(A)10% of 70
(B)20% of 10
(C)1/7 of 49

Answer 8

(B) is less than (A) or (C)
or
(B)<(A)=(C)
or
(A) and (C) are equal and greater than (B)
or
(A)=(C)>(B)

Question 9

Write the best answer:
(A) 9x+5y
(B) 9(x+y)
(C) 9x+y

Answer 9

(B) is greater than (C)
or
(B)>(C)
or
(B) is greater than (A)
or
(B)>(A)

Question 10

Write the best answer, use the least amount of brain power:
(A) 3x2^2
(B) 2x3^2
(C) 2x3^3

a (A)=(B)=(C)
b (A)>(B)>(C)
c (C)>(B)>(A)
d (A)=(B)>(C)

Answer 10

c

(A) doesn’t equal (B) and isn’t greater either
Only c has it right with (B) > (A), so it has to be c
THERE IS NO NEED TO CALCULATE (C)!!