Quant Quiz

Q1)-If  a : b :c = 3 : 4 : 7 , then the ratio (a+b+c) : c is

2 :1

14 :3

7 :2

1 : 2

Ans.- A

Q2)-The number of students in 3 classes are in the ratio 2 : 3 : 4. 
If 12 students are increased in each class this ratio changes to 8 : 11 : 14. The total number of students in the three classes in the beginning were

162

108

96

54

Ans.- A

Q3)-A box has 210 coins of denominations one-rupee fifty paise only. The ratio of their respective value 13 : 11. The number of one-rupee coins is

65

66

78

80

Ans.- C

Q4)-If 2/3 of A = 75 % of B = 0.6 of C , then A : B : C is

2 : 3 : 3

3 : 4 :5

4 : 5 :6

9 : 8 : 10

Ans.- D

Q5)-If A and B are in the ratio 3 : 4 , and B and C in the ratio 12 : 13 , then A and C will be in the ratio

3 : 13

9 : 13

36 : 13

13 : 9

Ans.- B

Q6)-The salaries of A , B and C are in the ratio 1 : 3 : 4 , if the salaries are increased by 5 % , 10 % and 15 % respectively, then the increased salaries will be in the ratio

20 : 66 : 95

21 : 66 : 95

21 : 66 : 92

none of these

Ans.- C

Q7)-The total marks obtained by Arun in English and Mathematics are 170. If the difference between his marks in these two subjects is 10 , then the ratio of his marks in these subjects is

7 : 8

9 : 8

8 : 7

9 : 7

Ans.- B

Q8)-The ratio of incomes of A and B is 5 : 6 . If A gets Rs 1,100 less than B, their total income (in rupees ) is

9900

12100

14400

10000

Ans.- B

Q9)-If 20 % of A = 30 % of B = 1/6 of C , then A : B : C is

2 : 3 :16

3 : 2 : 16

15 : 10 : 18

Ans.- C

Q10)-In an innings of a cricket match, three players A , B and C scored a total of 361 runs. If the ratio of the number of runs scored by A to that scored by B and also number of runs scored by B to that scored by C is 3 : 2 , the number of runs scored by A was

171

181

151

191

Ans.- A