# UPSCCSAT - Time and Work test 1

1. A can do a piece of work in 10 days and B can do the same work in 20 days. If both A and B work together, the total work will be completed in how many days?

2. If A can do a work in 10 days and B can do the same work in 15 days. If A works for 2 days and then B work for 3 days, then the amount of work completed is?

3. If A, B and C can do a piece of work in 10 , 15 and 25 days respectively. If all the three work together, then the work will be completed in how many days?

4. If Ram can do a work in 5 days and he is 20% more efficient than shyam. If both work together, the whole work will be done in?

5. If A can do a certain job in 25 days and he is 25% less efficient than B. If B works for 5 days and the remaining work was completed in how many days?

Description:

upsc csat / general mental ability test, those who attended online coaching for csat can check their ability to solve the problem by attending this. Freshers are also welcome to try out the problems.

Discussion

wrong answers for question num 4 and 5 question num 4 ans 30/11
5th one is 75/4

2206 days 6 hours 53 minutes ago

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2206 days 7 hours ago

The answer for 4th question should be 30/11 per my calc, Kindly assist if I am incorrect somewhere.

2494 days 22 hours 18 minutes ago

if a can do a certain job in 25 days &he is 25%less efficient than b.if b works for 5 days & the remaining work was completed in 5 days?solve this question plz

2564 days 5 hours 29 minutes ago

2621 days 4 hours 10 minutes ago

Thanks

2664 days 13 hours 30 minutes ago

sir,plz provide us csat geoghraphy related questions.

2843 days 2 hours 2 minutes ago

sir the test is very interesting sir

4021 days 7 hours 27 minutes ago

Regards
IASTeacher

4292 days 3 hours 27 minutes ago

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