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1³ - 1 = 0 2³ - 1 = 7 3³ - 1 = 26 4³ - 1 = 63 5³ - 1 = 124 6³ - 1 = 215
A and B can do a work in 21 days, A is (7/4) times as efficient as B. In how many days, A alone can complete the (100/3)% of the work?
3 men dig a hole in 10 days. How many days would it take for 5 men to dig the same hole ?
Sanjay and Amit can do a piece of work in 8 days. Amit alone can do it in 12 days. In how many days will Sanjay do it alone?
How will you write 3.78 hours in hours, minutes, and seconds?