# DELHI POLICE MATHS QUIZ

Attempt now to get your rank among 138 students!

## Question 1:

Ehsaan is twice as good a worker as Kamal and together they finish a piece of work in 29 days. In how many days will Kamal, working alone, finish the work?

## Question 2:

$4$ men can complete a certain work in 12 days if they work 6 hours in a day. In how many days 12 men can complete the work if they work 16 hours in a day.

## Question 3:

$\mathrm{A}$ can do a piece of work in 10 days while $\mathrm{B}$ can do the same work in 12 days and $\mathrm{C}$ can do the same work in 15 days. In how many days together they can complete the work?

## Question 4:

Girish can paint a picture in 4 days when he works for 8 hours per day. Due to illness, he could work for only 6 hours per day and was required to finish painting of 7  such pictures. How many days would Girish take to finish the work?

## Question 5:

A and B undertook to do a piece of work for Rs. 72,000. A alone could do it in 16 days and B alone in 12 days. With the assistance of C they can finished the work in 5 days. Then share C in the money is :

## Question 6:

5 men working 4 hours a day can complete a work in 3 days. In how many days can 6 men working 3 hrs a day can complete thrice of the same work?

## Question 7:

36 men can complete a piece of work in 18 days. In how many days will 27 men complete the same work?

## Question 8:

If two typists can type two pages in five minutes, how many typists will it take to type twenty pages in ten minutes ?

## Question 9:

John can complete a piece of work in 6 days working 8 hours each day and Manu can complete it in 3 days working 4 hours each day. How long will they take to complete it, working together $9 \frac{3}{5}$ hours a day?

## Question 10:

12 persons can dig a trench $20 \mathrm{~m}$ in length in 8 days. The number of persons required to dig a $30 \mathrm{~m}$ trench of the same width and depth in 6 days, is: