# DELHI POLICE MATHS QUIZ-32

Attempt now to get your rank among 121 students!

## Question 1:

A and B started a partnership business by investing 55000 and 66000 respectively. C joined them after 6 months with an amount equal of 2/3rd of B. What was their profit at the end of the year? If C got Rs. 22400 as his profit.

## Question 2:

The least number, which is a perfect square and is divisible by each of the numbers 16,20 and 24 , is

## Question 3:

Average expenditure of 50 students is Rs.308. If expenditure of class teacher is included then average would be increased by Rs. $12 .$ Find expenditure of class teacher.

## Question 4:

A sold an article to B at 24% profit. B sold it to C at 30% profit. If B's profit was ₹ 72.60 more than that of A, then how much (in ₹) did B pay for it?

## Question 5:

A person cycles from hostel to college at a speed of $20 \mathrm{kmph}$ and reaches $17.5$ minutes late. If he cycles at a speed of $24 \mathrm{kmph}$ and reaches early by 17.5 minutes, find the distance between hostel and college.(In km)

## Question 6:

A and B can complete a work in 12 days and 20 days, respectively. They work together for 4 days. C alone completes the remaining work in 14 days. B and C together can complete the same work in:

## Question 7:

An amount of ₹ 18000 is lent partly at $7 \%$ and the remaining amount at $9 \%$ per annum. If the average annual interest is $8.5 \%$ then the amount (in ₹) lent at $9 \%$ is:

## Question 8:

Anuj invested some money in a scheme for 3 years at a simple interest rate of $12 \%$ per annum. Further, he invested triple in the second scheme for 2 years. If he has earned the same simple interest from both the schemes, then what is the simple interest rate of the second scheme?

## Question 9:

In the given figure, if $A B=10 \mathrm{~cm}, C D: 7 \mathrm{~cm}, S D: 4 \mathrm{~cm}$ and $A S=5 \mathrm{~cm}$, then $B C=$ ?

## Question 10:

How many 25 cm × 11.25 cm × 6 cm bricks will be required to construct an 8 m × 6 m ×22.5 cm wall?(ignoring other material used)