DELHI POLICE MATHS QUIZ

Question 1:

A vendor bought toffees at 6 for a rupee, how many for a rupee must he sell to gain 20% ?

3

4

5

6

Question 2:

If the length of a rectangle is increased by 12% and the breadth of the rectangle is decreased by 8%, then percentage change in the area of the rectangle will be:

3.04% decrease

3.04% increase

5.02% decrease

Question 3:

If Price of rice increase by $25 \%$, a person can buy 1 kg less rice of Rs. 150 . Find original price of rice?

30

110

100

140

Question 4:

$\mathrm{B}$ is $10 \%$ more than $\mathrm{A}, \mathrm{C}$ is $12 \%$ less than $\mathrm{A}$. If sum of these numbers is 1490 , then (B + C-A) is.....?

440

490

510

530

Question 5:

The population of a Town is 50,000. If the male population decreased by 1% and that of females increased by 4% then the population of the town increased by 1500. Find the Male population of the town?

10000

15000

20000

24000

Question 6:

In a village of 200 persons, 111 are literate. What is the percentage of illiterate people in the village?

$45 \%$

$44.5 \%$

$55 \%$

$54\%$

Question 7:

Mr. Rohan owned a flat for Rs. 13.2 lacs. He spends $20 \%$ of his monthly salary on its paintings. $25 \%$on lighting and furniture,$15 \%$ on foods and other supplements. If Mr. Rohan's s annual salary is $10.8$ lacs then find the total spending made by Mr Rohan?

137.4 lacs

$1.374$ lacs

11.74 lacs

13.74 lacs

Question 8:

If a number is first increased by $16 \%$ and then decreased by $25 \%$ it results in 957 . What will be the resulting number if the same number is first decreased by $10 \%$ and then increased by $2.5 \%$ ?

$1037.25$

$1014.75$

$1049.50$

$1024.25$

Question 9:

A number is first increased by 10% and then decreased by 10%. Then the number

Remains the same

is increased by 1%

is decreased by 1%

is increased by 0.1%

Question 10:

A is 20% more than B, B is 25% less than C and C is 50% more than D. By what % is A more than D?

20%

25%

50%

35%