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The correct answer is C
An elephant can do a work as fast as two horses ‘A’ and ‘B’ can do it by working together. If horse ‘A’ alone can complete the work in 9 hou...
Pawan completes in two days the same amount of work that Qureshi completes in four days. Pawan alone can finish the entire task in 15 days. How many day...
Akhil and Nikhil together can complete a work in 6 days while Nikhil alone takes 18 days to complete 60% of the work. If the efficiency of Sachin is 25%...
Virat can do a piece of work in 30 days and Sachin can do the same work in 45 days. If Virat works for 5 days and got Rs. 2100, and the remaining work w...
'Alex,' 'Ben,' and 'Charlie' can individually complete a task in 40, 60, and 100 days, respectively. They decide to work together, but there's a unique ...
A pipe can fill a tank in 14 hours, and B pipe can drain a tank in 21 hours. If a system of N pipes (fill pipes and drain pipes put together) can...
A work can be completed by ‘A’ and ‘B’, alone in 20 days and 10 days, respectively. Find the number of days taken by ‘C’ to complete the sam...
Ajay, Bablu and Chirag can complete a certain work in 21, 28 and 15 days respectively. Ajay and Chirag started the work while Bablu joined them after 5 ...
(x + 7) workers finish 60% of a job in 9 days working 4 hours/day. The remaining work is done by (x + 3) workers in 12 days working 3 hours/day. Find x.
