Time and Work TNPSC Group 1 Questions

Time and Work MCQ Questions

7.

If 22 men can build a wall of 110 meters in 10 days. The length of a similar wall built by 30 men in 6 days is

 Group 4 - 2016

A.

100 mts

B.

90mts

C.

80 mts

D.

70 mts

ANSWER :

B. 90mts

8.

If 12 compositors can compose 60 pages of a book in 5 hours, how many compositors will compose 200 pages of the book in 20 hours?

 Group 2 - 2015

A.

8

B.

10

C.

12

D.

11

ANSWER :

B. 10

9.

7 men can complete a work in 52 days. In how many days will 13 men finish the same work?

 Group 2 - 2015

A.

20 days

B.

13 days

C.

7 days

D.

28 days

ANSWER :

D. 28 days

10.

A can do a piece of work in 20 days and B can do it in 25 days. Both of them finished the work and earned Rs. 3,600. Then A's share is

 Group 4 - 2016

A.

Rs. 1,600

B.

Rs.2,000

C.

Rs. 3,000

D.

Rs. 3,100

ANSWER :

B. Rs.2,000

11.

First pipe can fill a tank in 12 hours.

Second pipe can fill the same tank in 6 hours.

Third pipe in 4 hours.

How long will it take to fill the tank if all the 3 pipes are opened simultaneously?

 Group 2A - 2016

A.

2hrs.

B.

3 hrs.

C.

4 hrs.

D.

12 hrs.

ANSWER :

A. 2hrs.

12.

Two taps A and B can fill a tank in 10 hours and 15 hours respectively. Both the taps are opened for 4 hours and then B is turned off. The time taken by A to fill the remaining tank is

 Group 1 - 2014

A.

12/5 hours

B.

13/10 hours

C.

6 hours

D.

10/3 hours

ANSWER :

D. 10/3 hours