Quantitative Aptitude Quiz – 63 (D.I)

In Quantitative Aptitude, Quants & Reasoning
December 21, 2015

As you know Quantitative Aptitude is important for getting a good score in any exam, we are sharing with you a practice Set of Quant to help you prepare better for the forthcoming exam. The Topic is Data Interpretation.

case1

1. Number of students studying MCA in Institute D forms what per cent of total number of students studying all the disciplines together in that Institute ? (Rounded off to two digits after decimal)
(A) 38·85
(B) 40·48
(C) 37·21
(D) 36·36
(E) None of these

2. Number of students studying MCA in Institute E forms approximately what percent of the total number of students studying MCA in all the Institutes together ?
(A) 42
(B) 26
(C) 38
(D) 12
(E) 20

3. What is the respective ratio of total number of students studying LLM in the Institutes C and E together to those studying MBA in the Institutes A and B together ?
(A) 2 : 5
(B) 7 : 6
(C) 2 : 1
(D) 13 : 29
(E) None of these

4. What is the total number of students studying MBA in all the Institutes together ?
(A) 1800
(B) 1725
(C) 1875
(D) 1650
(E) None of these

5. What is the respective ratio of total number of students studying MBA, MCA and LLM in all the Institutes together ?
(A) 68 : 65 : 38
(B) 68 : 38 : 65
(C) 68 : 61 : 38
(D) 68 : 38 : 61
(E) None of these

case2

1. The total production by five companies in 1998 is what per cent of the total production by companies B and D in 1996 ?
(A) 100%
(B) 150%
(C) 95%
(D) 200%
(E) None of these

2. What is the ratio between average production by Company B in three years to the average production by company C in three years ?
(A) 6 : 7
(B) 8 : 7
(C) 7 : 8
(D) 7 : 6
(E) None of these

3. For which of the following companies the rise or fall in production of fertilizer from 1996 to 1997 was the maximum ?
(A) A
(B) B
(C) C
(D) D
(E) E

4. What is the per cent drop in production by Company D from 1996 to 1998 ?
(A) 30
(B) 43
(C) 50
(D) 35
(E) None of these

5. The average production for three years was maximum for which of the following companies ?
(A) B only
(B) D only
(C) E only
(D) B and D both
(E) D and E both

Answers and Explanations

1. (C)

2. (B)

3. (D) Required ratio =
(75 + 250)/(275 + 450) = 13 : 29

4. (E) Required number
= 275 + 450 + 250 + 425 + 300
= 1700

5. (A) Required ratio = 1700 : 1625 : 950
= 68 : 65 : 38

aans