MISSION CGL MAINS 2015 : Quant Quiz

1. 0.6 of a number is equal to 0.08 of another number. The ratio of the numbers will be:

(1) 3 : 4 

(2) 4 : 3

(3) 2 : 15

(4) 2 : 9

2.1/5 of a number exceeds 1/7 of the same number by 10. The number is :

(1) 125

(2) 150

(3) 175

(4) 200

3.If*381 is divisible by 11, then the digit at the place of* is : 

(1) 0

(2) 1

(3) 4

(4) 7

4.The product of the LCM and HCF of two numbers is 24. The difference of the two numbers is 2. Find the numbers?

(1) 8 and 6

(2) 8 and 10

(3) 2 and 4

(4) 6 and 4

5.Two number differ by 5. If their product is 336, the sum of the two number is :

(1) 21

(2) 28

(3) 37

(4) 51

6.A person who spends 66 2/3% of his income is able to save Rs. 1,200 per month. His monthly expenses (in Rs) is:

(1) 1,200

(2) 2,400

(3) 3,000

(4) 3,200

7.In a town, the population was 8000. In one year, male population increased by 10% and female population increased by 8% but the total population increased by 9%. The number of males in the town was:

(1) 4000

(2) 4500

(3) 5000

(4) 6000

8.A discount of 15% on one article is the same as discount of 20% on a second article. The costs of the two articles can be:

(1) Rs. 85, Rs. 60

(2) Rs. 60. Rs. 40

(3) Rs. 40, Rs. 20

(4) Rs. 80, Rs. 60

9.Compound interest (compounded annually) on a certain sum of money for 2 years at 4% per annum is Rs. 102.The simple interest on the same sum for the same rate and for the same period will be:

(1) Rs. 99

(2) Rs. 101

(3) Rs. 100

(4) Rs. 98

10.A trader bought 10 kg of apples for Rs. 405 out of which 1 kg of apples were found to be rotten. If he wishes to make a profit of 10%, at what rate should he sell the remaining apples per kg?

(1) Rs. 45

(2) Rs. 49.50

(3) Rs. 50

(4) Rs. 51

Answers and Solution:

1. (3)
2.(3)
Let number be x
so according to question.
x/5-x/7 = 10
=> x = (10 x 35)/2
= 175

3. (4)
Since 7381 is completely divisible by 11
so 7381/11 = 671
so the value 1 * is 7

4. (4)
5. (3)
6. (2) saving = 100% - 66 2/3% = 33 1/3 %
=>  33 1/3 % = 1200
so 100 % = 1200/100 x 3 x 100
= Rs.3600
Expenses = 3600 - 1200
= 2400

7. (1)
8. (4)
9. (3)
10. (2)