# DELHI POLICE MATHS QUIZ-36

Attempt now to get your rank among 94 students!

## Question 1:

In a school ratio of boys and girls is $5: 4$. $30 \%$ of boys and $33 \frac{1}{3} \%$ of girls are scholarship holder. If difference between the non scholarship holder boys and non scholarship holders girls is 25 , then find the total number of students (boys and girls) in the school.

## Question 2:

Find the value of $\sqrt[3]{15611+\sqrt{180+\sqrt{256}}}$.

## Question 3:

Which is the least number that must be subtracted from 1856, so that the remainder when divided by 7, 12 and 16 is 4?

## Question 4:

The income of Rohit is $23 \%$ less than the income of virat, and the income of Virat is $20 \frac{2}{3} \%$ more than Rs. 30000 . The income of Rohit (in rupees) is:

## Question 5:

By selling an article at Rs. 2560, the loss incurred is $76.66 \%$ more than the profit gained, when it is sold at Rs.5050. Find out the selling price when it is sold at $20 \%$ profit.

## Question 6:

The average age of four brothers is 12 years. If the age of their mother is also included, the average is increased by 5 years. The age of the mother (in years) is -

## Question 7:

A, B and C enters into a partnership by investing Rs.3600, Rs. 4400 and Rs.2800. A is working partner and gets a fourth of the profit for his services and the remaining profit is divided among the three in the rate of their investments. What is the amout of profit that B gets if A gets a total of Rs.9000?

## Question 8:

12 spherical balls of radius 10 cm are dropped in a bucket which is full of water up to the brim. The water flowed out is collected in a cylindrical jar of radius 20 cm. What is the height (in cm) of the water in the jar? (Take, π = 22/7)

## Question 9:

The difference between the compound interest and the simple interest on a certain sum at 8% per annum for 2 years is ₹ 144. What is the amount (in ₹)?

## Question 10:

If $\cos (A-B)=\frac{\sqrt{3}}{2}$ and $\sec A=2,0^{\circ} \leq A \leq 90^{\circ}, 0^{\circ} \leq B \leq 90^{\circ}$ then what is the measure of $\mathrm{B}$ ?