Ratio and Proportion - Quantitative Aptitude (MCQ) questions

1)   Rs. 8400 is divided among A, B, C and D in such a way that the shares of A and B, B and C, and C and D are in the ratios of 2:3, 4:5 and 6:7 respectively. The share of A is
- Published on 11 Apr 17

a. Rs. 1280
b. Rs. 8400
c. Rs. 8210
d. Rs. 1320
Answer  Explanation 

ANSWER: Rs. 1280

Explanation:
ratio and proportion


2)   The ratio of the present age of father to that of son is 7:2. After 10 years their ages will be in the ratio of 9:4. The present ages of the father is
- Published on 11 Apr 17

a. 35 years
b. 40 years
c. 30 years
d. 25 years
Answer  Explanation 

ANSWER: 35 years

Explanation:
ratio and proportion


3)   In a library, the ratio of number of story books to that of non-story books was 4:3 and total number of story books was 1248. When some more story books were bought, the ratio became 5:3. Find the number of story books bought.
- Published on 11 Apr 17

a. 312
b. 321
c. 936
d. 1560
Answer  Explanation 

ANSWER: 312

Explanation:
ratio and proportion


4)   Ajay and Raj together have Rs. 1050. On taking Rs. 150 from Ajay, Ajay will have same amount as what Raj had earlier. Find the ratio of amounts with Ajay and Raj initially.
- Published on 11 Apr 17

a. 3:4
b. 7:1
c. 1:3
d. 4:3
Answer  Explanation 

ANSWER: 4:3

Explanation:
ratio and proportion


5)   Price of each article of type P, Q, and R is Rs. 300, Rs. 180 and Rs. 120 respectively. Suresh buys articles of each type in the ratio 3:2:3 in Rs. 6480. How many articles of type Q did he purchase?
- Published on 11 Apr 17

a. 8
b. 14
c. 20
d. None of the above
Answer  Explanation 

ANSWER: 8

Explanation:
ratio and proportion


6)   The ratio of market prices of wheat and paddy is 2:3 and the ratio of quantities consumed in a family is 5:4. Find the ratio of expenditure of wheat and paddy.
- Published on 11 Apr 17

a. 6:5
b. 5:6
c. 1:1
d. 8:15
Answer  Explanation 

ANSWER: 5:6

Explanation:
ratio and proportion


7)   The ratio of numbers of girls and boys participating in sports of a school is 4:5. If the number of girls is 212, determine the number of boys participating in the sports.
- Published on 11 Apr 17

a. 256
b. 265
c. 251
d. 263
Answer  Explanation 

ANSWER: 265

Explanation:
ratio and proportion


8)   The three numbers are in the ratio 1/2 : 2/3 : 3/4. The difference between greatest and smallest numbers is 36. Find the numbers.
- Published on 11 Apr 17

a. 72, 84, 108
b. 60, 72, 96
c. 72, 84, 96
d. 72, 96, 108
Answer  Explanation 

ANSWER: 72, 84, 108

Explanation:
ratio and proportion


9)   If A:B = 2:3, B:C = 4:5 and C:D = 6:7, then A:B:C:D is
- Published on 11 Apr 17

a. 18:24:30:35
b. 16:24:30:35
c. 16:22:30:35
d. 16:24:15:35
Answer  Explanation 

ANSWER: 16:24:30:35

Explanation:
ratio and proportion


10)   If a:b = 5:7 and c:d = 2a:3b, then ac : bd is
- Published on 11 Apr 17

a. 20:38
b. 50:147
c. 10:21
d. 50:151
Answer  Explanation 

ANSWER: 50:147

Explanation:
ratio and proportion


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