# SSC CHSL (Tier - 1) Online Exam Paper - 2017 "held on 06 March 2018" Morning Shift (Quantitative Aptitude)

## SSC CHSL (Tier - 1) Online Exam Paper - 2017 "held on 06 March 2018"

## Morning Shift (Quantitative Aptitude)

**QID : 1 - **

1) 0

2) 6

3) 8

4) 2

**Correct Answer: 0**

**QID : 2 - Find the average of all prime numbers between 20 and 50.**

1) 35.857

2) 35.657

3) 34.857

4) 36.657

**Correct Answer: 35.857**

**QID : 3 - Determine the value of “s” for which the equation 5x + 35 = 60x
+ s has infinite number of solutions.**

1) 420

2) 440

3) 460

4) 480

**Correct Answer: No Correct Answer ( Benefit to all )**

**QID : 4 - **

1) 0

2) 2

3) 4

4) 6

**Correct Answer: 0**

**QID : 5 - Which of the following conditions is TRUE for the two line
segments AB and CD to be congruent?**

1) AB=CD

2) AB>CD

3) AB<CD

4) None of these

**Correct Answer: AB=CD**

**QID : 6 - If each median of an equilateral triangle has a length of 12cm.
Then what will be the value of in-radius (in cm) of the equilateral triangle?**

1) 3

2) 4

3) 5

4) 6

**Correct Answer: 4**

**QID : 7 - The population of a town increases by 5% in the first year, by
6% in the second year and by 8% in third year. The present population of town is
120204. What was the population of the town 3 years ago?**

1) 102000

2) 100000

3) 98000

4) 101204

**Correct Answer: 100000**

**QID : 8 - A sum of Rs 3170 is divided among X, Y and Z such that if Rs 13,
Rs 12 and Rs 18 will be diminished from the shares of X, Y and Z respectively,
then their shares will be in the ratio 20 : 18 : 21. What is the initial share
(in Rs) of Z?**

1) 1131

2) 1530

3) 910

4) 1350

**Correct Answer: 1131**

**QID : 9 - In what ratio sugar of Rs 38 per kg and Rs 30 per kg be mixed
with each other so that on selling mixture at Rs 35.2 per kg there will be a
profit of 10%?**

1) 1 : 3

2) 3 : 7

3) 13 : 7

4) 9 : 4

**Correct Answer: 1 : 3**

**QID : 10 - Among four students sitting in a row, average age of last three
students is 20 years and the average age of first three students is 21 years. If
the age of first student is 26 years, then what is the age (in years) of the
last student?**

1) 23

2) 37

3) 24

4) 29

**Correct Answer: 23**

**QID : 11 - A person borrows some money for 4 years at the rate of simple
interest. If the ratio of principal and total interest is 5 : 1, then what is
the rate ( in percentage) of interest?**

1) 5

2) 25

3) 10

4) 20

**Correct Answer: 5**

**QID : 12 - Cost price of a calculator is Rs 495. If the profit percentage
is 40%, then what is the value (in Rs) of profit?**

1) 226

2) 198

3) 186

4) 218

**Correct Answer: 198**

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**QID : 13 - Rajesh buys a table of Rs 900 and sells it. Rajesh gives two
successive discount of 10% and 20% to the customer. What will be the selling
price (in Rs) of the table?**

1) 568

2) 648

3) 728

4) 668

**Correct Answer: 648**

**QID : 14 - **

1) 13

2) 15

3) 17

4) 19

**Correct Answer: 15**

**QID : 15 - A work can be completed by 28 women in 36 days. If 4 women
leave after working for 18 days, then how many days will be needed to complete
the remaining work?**

1) 24

2) 21

3) 27

4) 25

**Correct Answer: 21**

**QID : 16 - A car moves at a speed of 72 km/hr after repairing and moves at
the speed of 54 km/hr before repairing. It covers X distance in 6 hours after
repairing. How much time (in hours) will it take to cover 3X distance before
repairing?**

1) 20

2) 24

3) 18

4) 21

**Correct Answer: 24**

**QID : 17 - **

Which division scored the second highest average marks?

1) F

2) B

3) G

4) D

**Correct Answer: G**

**QID : 18 - **

What is the ratio of average marks scored by Division C to Division G?

1) 2 : 1

2) 1 : 2

3) 4 : 7

4) 7 : 4

**Correct Answer: 1 : 2**

**QID : 19 - **

Marks of division F were greater than that of Division B by _________

1) 50%

2) 150%

3) 200%

4) 100%

**Correct Answer: 100%**

**QID : 20 - **

If all students of Division B got bonus 5 marks each for winning an interschool match their new average marks would increase by how much?

1) 12.50%

2) 5%

3) 25%

4) 10%

**Correct Answer: 12.50%**

**QID : 21 - The length and breadth of a rectangle are 24 cm and 7 cm
respectively. Calculate its perimeter (in cm).**

1) 124

2) 48

3) 62

4) 96

**Correct Answer: 62**

**QID : 22 - If the diameter of a circle is 35 cm, then what will be its
circumference (in cm)?**

1) 110

2) 220

3) 21

4) 42

**Correct Answer: 110**

**QID : 23 - Find the volume (in cm3) of a sphere of diameter 7 cm.**

1) 140.25

2) 179.67

3) 337.16

4) 213.74

**Correct Answer: 179.67**

**QID : 24 - ∆PQR is right angled at Q. If m∠R = 45°, then find the value of
(cosecP - √3/2).**

1) (3√3-1)/3

2) 2/√3

3) (2-√3)/√3

4) (2√2-√3)/2

**Correct Answer: (2√2-√3)/2**

**QID : 25 - ∆XYZ is right angled at Y. If cosecX = 17/15, then what is the
value of cotZ ?**

1) 17/15

2) 8/17

3) 17/8

4) 15/8

**Correct Answer: 15/8**