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Time taken by A alone to complete the entire work = 10/0.5 = 20 days Time taken by B alone to complete the entire work = 20 + 10 = 30 days Let the total work = L.C.M of 20, 30 and 12 = 420 units Then, efficiency of B = (420/28) = 15 units/day Combined efficiency of B and C = (420/12) = 35 units/day So, efficiency of C alone = 35 – 15 = 20 units/day So, time taken by C alone to complete the entire work = (420/20) = 21 days
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Anil and Ashish receive Rs.1200 for work of 8 days. If Anil is 5 times efficient than Ashish, then find the daily wage received by Ashish.
Amit and Chetan can complete a task individually in 30 days and 45 days, respectively. Amit begins the work alone, and after 'd' ...
A can complete a work in 30 days. B takes 6 days less than A to complete the same work. In how many days can both of them together complete 60% of the w...
‘A’ and ‘B’ can do a piece of work in 12 days and 24 days, respectively. They started working together but ‘A’ left after 4 days. Find the t...
