﻿ SSC - CGL Quantitative Aptitude Solved Question Paper 2012 | Previous Year Papers | Zigya

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Quantitative Aptitude

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# SSCCGL Quantitative Aptitude Solved Question Paper 2012

#### Multiple Choice Questions

102.

The least multiple of 13 which when divided by 4, 5, 6, 7 leaves remainder 3 in each case is

• 3780

• 3783

• 2520

• 2522

B.

3783

LCM of 4, 5, 6, 7  = 420.
Let require number be 420K + 3 which is multiple of 13.
Least value of K for which (420K + 3) is divisible by 13 is K = 9
∴ Required Number = 420 x 9 + 3 = 3780 + 3 = 3783

59 Views

101.

The next term of the series 1, 5, 12, 24, 43 is

• 51

• 62

• 71

• 78

C.

71 57 Views

107.

A rectangular garden is 100 m x 80 m. There is a path along the garden and just outside it. Width of the path is 10 m. The area of the path is

• 1900 sq m

• 2400 sq m

• 3660 sq m

• 4000 sq m

D.

4000 sq m Area of the path
= Area of rectangle ABCD - Area of rectangle PQRS
= 120 x 100 - 100 x  80
= 12000 - 8000
= 4000 sq m.

30 Views

105.

If 21 is added to a number, it becomes 7 less than thrice of the number, Then, the number is

• 14

• 16

• 18

• 19

A.

14

Let the number be x
According to the question,
x +  21 = 3x - 7
⟹         2x = 21 + 7 64 Views

110.

The average age of a jury of 5 is 40. If a member aged 35 resigns and a man aged 25 becomes a member, then the average age of the new jury is

• 30 yr

• 38 yr

• 40 yr

• 42 yr

B.

38 yr

Required average: 35 Views

104.

A and B are partners in a business. A contributes (1/4) of the capital for 15 month and B received 2/3 of the profit. Find for how long B's money was used?

• 6 months

• 8 months

• 10 months

• 12 months

C.

10 months

A's contribution of capital = 1/4
∴  B's contribution of capital = 3/4
Now,
Capitals ratio :: Profit sharing ratio
Let B's money was used for x months.  96 Views

108.

A dealer offered a machine for sale for ₹ 27500 but even if he had charged 10% less, he would have made a profit of 10%. The actual cost of the machine is

• ₹ 22000

• ₹ 24250

• ₹ 22500

• ₹ 22275

C.

₹ 22500

Let the actual cost of the machine be ₹ x.
According to the question 60 Views

103.

The simplest value of is

• • • • B. Shortcut Method:
Subtract square root of smaller number from square root of larger number 38 Views

106.

Two men A and B have started a job in which A was thrice as good as B and therefore took 60 days less than B to finish the job. How many days will they take to finish the job if they start working together?

• 15

• 20

• • 25

C. Let A and B can do a work in x days and 3x days respectively.
According to the question,
3x - x = 60
⟹       2x =  60
⟹       x = 30
∴    Time taken to complete the work 37 Views

109.

An employer reduces the number of employees in the ratio 8 : 5 and increases their wages in the ratio 7 : 9. As a result, the overall wages bill is

• increased in the ratio 56 : 69

• decreased in the ratio 56 : 45

• increased in the ratio 13 : 17

• decreased in the ratio 17 : 13

B.

decreased in the ratio 56 : 45

Shortcut Method:
Given,
New Ratio of number of employees  = 8 : 5
and ratio in their wages = 7 : 9
Overall wage bill is decreased  in the ratio 7 x 8 : 5 x 9 = 56 : 45

37 Views