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The correct answer is C
'K' can do 3/4th of a work in 6 days and 'J' can do 2/5th of the same work in 4 days. How long (in days) will they take, if they w...
A and B can do job in 10 days. B and C can do same job in 12 days. A, B and C together can do same job in 8 days. In how many days A and C together can ...
Two trains of length 200m and 160m respectively are running on parallel lines of rails. When running in the same direction the faster train passes the s...
If 10 men can complete a piece of work in 12 days by working 7 hours a day, then in how many days can 14 men do the same work by working 6 hours a day?
A and B alone can complete a work in 30 and 60 days, respectively. 50% of the work is completed by C in 6x days, and the remaining work is completed by ...
A person from the top of a hill observes a vehicle moving towards him at a uniform speed. It takes 10 minutes for the angle of depression to change from...
A thief steals a bike at 12:30p.m. and drives it at 48km/h. But the theft is discovered after half an hour. The bike owner starts to chase him on anoth...
A and B can together complete a task in 18 hours. After 6 hours A leaves. B takes 36 hours to finish rest of the task. How many hours would A have take...
A man on the top of a tower, standing on the sea-shore, finds that a boat coming towards him takes 10 minutes for the angle of depression to change fro...
A is thrice as efficient as B and can finish a piece of work in 28 days less than B. B can finish this work in how many days?
