# SSC CHSL (Tier - 1) Online Exam Paper - 2017 "held on 17 March 2018" Morning Shift (Quantitative Aptitude)

## SSC CHSL (Tier - 1) Online Exam Paper - 2017 "held on 17 March 2018"

## Morning Shift (Quantitative Aptitude)

**QID : 1 - In a company 2/3 of the workers are girls, 1/2 of the girls are
married and 1/3 of the married girls live in hostel. If 3/4 of the boys are
married and 2/3 of married boys live in hostel. Calculate the part of workers
who don’t live in hostel.**

1) 11/18

2) 15/18

3) 17/18

4) 13/18

**Correct Answer: 13/18**

**QID : 2 - If a number 657423547X46 is divisible by 11, then find the value
of X.**

1) 7

2) 9

3) 8

4) 6

**Correct Answer: 9**

**QID : 3 - **

1) 3/5

2) 7/10

3) 4/5

4) 9/10

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

**QID : 4 - **

1) 1/24

2) 1/12

3) 1/6

4) 1/3

**Correct Answer: 1/24**

**QID : 5 - Which of the following statement is CORRECT about the tangents?**

1) The tangents drawn at the end of diameter of a circle are parallel to each
other.

2) The line segment which joins the point of contact of two parallel tangents to
the circle is the diameter of the circle.

3) Tangents drawn from the external points subtends equal angle at the center.

4) All option are correct.

**Correct Answer: All option are correct.**

**QID : 6 - **

4) All option are correct

**Correct Answer: All option are correct**

**QID : 7 - If price of the table is increased by 25%, then a person can buy
25 table less for Rs 25000. What is the original price (in Rs) of the table?**

1) 225

2) 250

3) 200

4) 167

**Correct Answer: 200**

**QID : 8 - A sum of Rs 125 is divided among u, v and w in such a way that u
gets Rs 10 more than v and v gets Rs 5 more than w. What is the ratio of their
shares?**

1) 12 : 10 : 9

2) 10 : 8 : 7

3) 13 : 10 : 7

4) 5 : 4 : 3

**Correct Answer: 10 : 8 : 7**

**QID : 9 - In an alloy, lead and tin are in the ratio of 2 : 3. In the
second alloy, the ratio of same elements is 3 : 4. If equal quantities of these
two alloy are mixed to form a new alloy, then what will be the ratio of these
two elements in the new alloy?**

1) 1 : 3

2) 29 : 41

3) 25 : 37

4) 31 : 43

**Correct Answer: 29 : 41**

**QID : 10 - Average age of 6 boys is 14 years. Average age of 11 girls is
12 years. What is the average age (in years) of all boys and girls?**

1) 12.7

2) 14.6

3) 19.3

4) 8.5

**Correct Answer: 12.7**

**QID : 11 - Simple interest on a sum for 10 years is equal to 5% of the
principal. In how many years interest will be equal to the principal?**

1) 100

2) 150

3) 200

4) 250

**Correct Answer: 200**

**QID : 12 - The ratio of selling price to the cost price is 21 : 16. What
is the profit percentage?**

1) 35.75

2) 21.75

3) 27.75

4) 31.25

**Correct Answer: 31.25**

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**QID : 13 - Dinesh purchases 10 dozens of apples at the rate of Rs 180 per
dozen. He sold each one of them at the rate of Rs 19.5. What is the profit (in
percentage) of Dinesh?**

1) 30

2) 15

3) 18

4) 25

**Correct Answer: 30**

**QID : 14 - If x = 4 + √15, then what is the value of [x2 + (1/x2)]?**

1) 62

2) 64

3) 34

4) 36

**Correct Answer: 62**

**QID : 15 - Some masons promised to do a work in 10 days but 8 of them were
absent and remaining did the work in 18 days. What was the original number of
masons?**

1) 10

2) 21

3) 15

4) 18

**Correct Answer: 18**

**QID : 16 - A boat goes 8 km upstream and 12 km downstream in 7hours. It
goes 9 km upstream and 18 km downstream in 9 hours. What is the speed (in km/h)
of the boat in still water? **

1) 5

2) 4

3) 2

4) 3

**Correct Answer: 3**

**QID : 17 - **

Which movie is the favourite of most people surveyed?

1) F

2) D

3) A

4) E

**Correct Answer: A**

**QID : 18 - **

What is the total numbers of people who have responded to the survey?

1) 1800

2) 2100

3) 2400

4) 2000

**Correct Answer: 1800**

**QID : 19 - **

The measure of the central angle of the sector representing number of people whose favourite movie is C is ________ degrees.

1) 15

2) 20

3) 30

4) 10

**Correct Answer: 20**

**QID : 20 - **

Respondents who say their favourite movie is D and those who say their favourite movie is B constitute what percent of the total respondents?

1) 30

2) 33.33

3) 40

4) 25

**Correct Answer: 33.33**

**QID : 21 - The perimeter and the length of one of the diagonals of a
rhombus is 26 cm and 5 cm respectively. Find the length of its other diagonal
(in cm).**

1) 6

2) 12

3) 24

4) 18

**Correct Answer: 12**

**QID : 22 - If the area of a semi-circle is 1925 cm2, then find its radius
(in cm).**

1) 70

2) 31

3) 62

4) 35

**Correct Answer: 35**

**QID : 23 - The total surface area of a cube is 253.5 cm2. Find its side
(in cm).**

1) 7.5

2) 5.5

3) 6.5

4) 8.5

**Correct Answer: 6.5**

**QID : 24 - ∆DEF is right angled at E. If m∠F = 300, then find the value of
(sinD - 1/3).**

1) -1/2√3

2) (3√3-2)/6

3) (√2-√3)/√6

4) (2√2-1)/√2

**Correct Answer: (3√3-2)/6**

**QID : 25 - ∆DEF is right angled at E. If cosecD = 25/24, then what is the
value of cosF ?**

1) 25/7

2) 24/7

3) 24/25

4) 7/24

**Correct Answer: 24/25**