SSC CGL Previous Year Questions: Time and Work (Pipe & Cisterns) - 2 - SSC CGL MCQ

A can finish a work in 7 days. B can finish the same work in 9 days. The days required to finish the work by both of them together.    (SSC CGL 1st Sit. 2016)

If 20 women can lay a road of length 100m in 10 days. 10 women can lay the same road of length 50m in:    (SSC CHSL 2015)

A contractor was engaged to construct a road in 16 days. After working for 12 days with 20 labours it was found that only 5/8th of the road had been constructed. To complete the work in stipulated time the number of extra labours required is:     (SSC CHSL 2015)

12 monkeys can eat 12 bananas in 12 minutes. In how many minutes can 4 monkeys eat 4 bananas?    (SSC Sub. Ins. 2015)

20 men can do a piece of work in 18 days. They worked together for 3 days, then 5 men joined them. In how many more days is the work completed?    (SSC Sub. Ins. 2015)

If 4 men or 8 women can do a piece of work in 15 days,  in how many days can 6 men and 12 women do the same piece of work?    (SSC CGL 1st Sit. 2015)

4 men and 6 women complete a work in 8 days, 2 men and 9 women also complete it in 8 days. The number of days 18 women complete the work is:    (SSC CGL 1st Sit. 2015)

A's 2 days work is equal to B's 3 days work. If A can complete the work in 8 days then to complete the work B will take:    (SSC CGL 1st Sit. 2015)

A tap can empty a tank in 30 minutes. A second tap can empty it in 45 minutes. If both the taps operate simultaneously, how much time is needed to empty the tank?    (SSC CGL 1st Sit. 2015)

A pipe can fill a tank in x hours and another can empty it in y hours. They can together fill it in (y > x)    (SSC CGL 1st Sit. 2015)

A and B together can do a piece of work in 6 days. If A can alone do the work in 18 days, then the number of days required for B to finish the work is    (SSC CGL 1st Sit. 2015)

Two pipes A and B can fill a tank in 36 min. and 45 min. respectively. Another pipe C can empty the tank in 30 min.
First  A and B are opened. After 7 minutes, C is also opened. The tank is filled up in    (SSC CHSL 2014)

A and  B working separately can do a piece of work in 9 and 15 days respectively. If they work for a day alternately, with A beginning, then the work will completed in    (SSC CHSL 2014)

Pratibha is thrice as efficient as Sonia and is therefore able to finish a piece of work in 60 days less than Sonia. Pratibha and Sonia can individually complete the work respectively in    (SSC CGL 2014)

Three pipes A, B and C can fill a tank in 6 hours. After working it together for 2 hours, C is closed and A and B can fill the remaining part in 7 hours. The number of hours taken by C alone to fill the tank is    (SSC CGL 2014)

A, B and C together can do a piece of work in 40 days. After working with B and C for 16 days, A leaves and then B and C complete the remaining work in 40 days more. A alone could do the work in    (SSC CGL 2014)

Seventy-five men are employed to lay down a railway line in 3 months. Due to certain emergency conditions, the work was to be finished in 18 days. How many more men should be employed to complete the work in the desired time?    (SSC Sub. Ins. 2014)

A can do 7/8 of work in 28 days, B can do 5/6 of the samework in 20 days. The number of days they will take to complete if they do it together is    (SSC Sub. Ins. 2014)

A is twice as good a workman as B and together they finish a piece of work in 20 days. In how many days will A alone finish the work?    (SSC Multitasking 2014)

Raju can do a piece of work in 20 days, while Ram can do it in 30 days. If  both of them work at it together, then the number of days in which they will be able to finish the work is    (SSC Multitasking 2014)

A and B can do a job in 12 days. B and C in 15 days and C and A in 20 days. How long would A take to do that work?    (SSC CGL 1st Sit. 2013)

3 men or 5 women can do a work in 12 days. How long will 6 men and 5 women take to finish the work?    (SSC CGL 1st Sit. 2013)

A piece of work can be done by Ram and Shyam in 12 days, by Shyam and Hari in 15 days and by Hari and Ram in 20 days. Ram alone will complete the work in    (SSC CGL 1st Sit. 2013)

12 men construct 1.5 km of road in 7 days. 28 men will construct 12 km of roads in    (SSC CGL 1st Sit. 2013)

A can do a piece of work in 10 days. B can do the same work in 15 days. How long would both of them take to do the same work?    (SSC CGL 1st Sit. 2013)

A can do a certain work in the same time in which B and C together can do it. If A and B together could do it in 10 days and C alone in 50 days, then B alone could do it in    (SSC CGL 1st Sit. 2013)

A does 20% less work than B. If A can complete a piece of work in  then B can do it in    (SSC CGL 2013)