A and B can do a piece of work in 12 days and 15 days respectively. They began to work together but A left after 4 days. In how many more days would B alone complete the remaining work ?

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Asked: January 11, 20222022-01-11T19:15:47+05:30 2022-01-11T19:15:47+05:30Category: Number Puzzles

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Mighty Ashish · Answer 1 · 2022-01-11T19:16:04+05:30

Explanation:

Total work done by A and B in 4 days is

(5+4)×4=36 units

Total work left = (60−36) = 24 units and B will complete

this in =24\4= 6 days