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The correct answer is B
P and Q can do a piece of work in 20 days and 12 respectively, P started the work alone and then after 4 days Q joined him till the completion of the wo...
P can do a piece of work in 10 days. Q can do it in 16 days. With the help of R, they finish the work in 4 days. In how many days can R alone do the who...
‘A’ alone can complete a work in 12 days. ‘B’ alone can complete the same work in 20 days. If ‘A’ and ‘B’ work together for 6 days, then...
Aarif, Arun, and Abraham can do work in 12, 15, and 24 days, respectively. They all begin together. Aarif leaves the work 1 day, Arun 3 days and Abraham...
"Akash and Bittu can individually complete a task in 40 days and 50 days, respectively. They start working together, and after 10...
55 men can complete a piece of work in 18 days. ‘x’ men started the work and after 9 days 64 more men joined them so that whole work was finished in...
Gagan can do a piece of work in 14 days. Magan is 40% more efficient than Gagan. How many days will Magan and Gagan together complete the work?
P and Q together can do a piece of work in 15 days, Q and R together can do it in 18 days. P starts the work and works on it for 5 days, then Q takes it...
A' can finish a job in 24 days, while 'B' is 25% less efficient than 'A.' If they take turns working, beginning with 'A,' how many days will it take for...