DELHI POLICE CONSTABLE (TIME AND WORK)QUIZ

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Question 1:

A can do a work in 10 days and $B$ in 15 days. How many days will both take together to complete the work?

Question 2:

P is 4 times faster than Q in doing a job. Q takes 27 more days than P to finish the job. If they work together, in how many days will the work be finished?

Question 3:

15 men can do a work in 20 days. How many days will 10 men take to do double the same work?

Question 4:

12 men or 24 boys can do a work in 20 days. In how many days, will 24 men and 12 boys together complete the same work?

Question 5:

Rekha reads 15 pages in 25 minutes. How many pages will she complete in 45 minutes?

Question 6:

A and B can do a piece of work in 8 days, B and C can do the same work in 24 days while C and A can do the same work in $\frac{60}{7}$ days in how many days will C alone do it?

Question 7:

A and B together can complete a piece of work in 8 days while B and C can do the same work in 6 days and C and A can do the same work in 10 days. If they all work together then find in how many days work will finish?

Question 8:

A finish a work in 1500 days and B can do the same work in 1815 days. Working together, they will complete the same work in how many days?

Question 9:

A and B can complete a piece work in 20 days while B and C can do the same work in 25 days and C and A can do the work in 15 days then find in how many days A can complete the whole work?

Question 10:

A can complete a certain work in 30 days. $B$ is $25 \%$ more efficient than $A$ and $\mathrm{C}$ is $20 \%$ more efficient than $\mathrm{B}$. They all worked together for 3 days. B alone will complete the remaining work in.

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