# Delhi Police Constables (Executive) Exam Paper Held on 07-Dec-2017 Shift-1 (Numerical Ability)

Submitted by root on Fri, 12/22/2017 - 15:52

# Delhi Police Male & Female Constables (Executive) Exam

## (Numerical Ability)

**QID :** 86 - The sum of a positive number and its cube is 10.
What is the value of the number?

**Options:**

1) 1

2) 2

3) 3

4) 4**Correct Answer:** 2**QID :** 87 - What is the value of 13 + 23 + …… 93?

**Options:**

1) 2025

2) 3075

3) 1575

4) 1975**Correct Answer:** 2025

**QID :** 89 - What is the Highest Common Factor of 14, 42 and
84?

**Options:**

1) 2

2) 7

3) 14

4) 1**Correct Answer:** 14

**QID :** 91 - If 80% of P = 2/5 of Q, then what is P : Q?

**Options:**

1) 2 : 1

2) 1 : 2

3) 1 : 4

4) 4 : 1**Correct Answer:** 1 : 2**QID :** 92 - The annual income of Rahul and Mohit are in the
ratio 17 : 12 and the ratio of their expenditure is 5 : 3. If each of them saves
Rs 9000 yearly, then what will be the annual income (in Rs) of Mohit?

**Options:**

1) 24000

2) 21000

3) 22400

4) 34000**Correct Answer:** 24000**QID :** 93 - 12 persons have Rs 49 on an average. If a person
with Rs 55.5 join them, then what will be the new average (in Rs)?

**Options:**

1) 49.5

2) 50

3) 49.75

4) 50.25**Correct Answer:** 49.5**QID :** 94 - What will be the simple interest (in Rs) on a sum of
Rs 4000 for 6 years at the rate of 8% per annum?

**Options:**

1) 2020

2) 1920

3) 2080

4) 1860**Correct Answer:** 1920**QID :** 95 - Vyom purchased 30 dozen pens at the rate Rs 48 per
dozen. He sold 10 dozen at 20% profit and the remaining 20 dozen at 10% profit.
What is his profit percentage?

**Options:**

1) 13.33

2) 15.17

3) 25

4) 20**Correct Answer:** 13.33**QID :** 96 - The cost price of an article is 64% of the marked
price. What will be the gain percentage after allowing a discount of 12% on the
marked price?

**Options:**

1) 25

2) 37.5

3) 33.33

4) 40**Correct Answer:** 37.5**QID :** 97 - The ratio of the outer and the inner perimeter of a
circular path is 14 : 11. If path is 15 meters wide, then what is the radius (in
metres) of the inner circle?

**Options:**

1) 70

2) 33

3) 35

4) 55**Correct Answer:** 55**QID :** 98 - A boat covers 20 km upstream and 40 km downstream
distance in 4 hours, while it covers 70 km upstream and 60 km downstream
distance in 10 hours. What is the speed (in km/hr) of the current?

**Options:**

1) 10

2) 15

3) 5

4) 12.5**Correct Answer:** 5**QID :** 99 - P started a business by investing Rs 60000. After 4
months Q joined the business by investing Rs 80000. After 4 more months, R
joined the business by investing Rs 100000. What will be the ratio of profits of
P, Q and R at end of 2 years?

**Options:**

1) 9 : 11 : 10

2) 9 : 12 : 10

3) 12 : 14 : 15

4) 9 : 10 : 10**Correct Answer:** 9 : 10 : 10

**QID :** 100 - S and V can do a work in 12 days. M and S can do
the same work in 16 days. M and V can do the same work in 24 days. In how many
days S, V and M together can complete the same work?

**Options:**

1) 32/3

2) 10

3) 16/3

4) 11**Correct Answer:** 32/3

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