The correct answer is D
A’ and ‘B’ together can complete a work in 15 days while ‘A’ takes 20 days to complete the same work alone. If ‘C’ is 50% more efficient t...
A is 20% more efficient than B. How much time will they working together take to complete a job which A alone could have done in 29 days?
Aman, Bittu, and Chintu can each complete a task in 20, 30, and 60 days, respectively. How many days will it take for Aman to finish the work if he is h...
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?
Ratio of the work done by P, Q and R in one day is 6:5:7 respectively. They all together can complete the work in 36 days. Q and R worked on it for 18 d...
A and B together can do a work in 5 days. If A can alone do the same work in 15 days, then in how many days B alone will do the same work?
A and B working together, can do a piece of work in 4(1/2) hours. B and C working together can do it in 3 hours. C and A working together can do it in 2...
The team of A B and C was supposed to complete a piece of work. Working alone, A could have completed the same work in 190 hours. B could have completed...
A and B together can do a work in 10 days, B and C can do together in 5 days while C and A together can do in 12 days. In how many days C alone will com...
Two workers A and B were put to some work. If A worked alone, he would have taken 8 hours more than when both A and B had worked together. If B worked a...