Time & Work ( 6 Questions & Solutions )

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Q.1) A man & a boy complete a work together in 24 days. If for the last 6 days, man alone does the work, then it is completed in 26 days. How long will the boy take to complete the work alone?

Q.2) A can do a piece of work in 25 days and B in 20 days. They work together for 5 days and then A goes away. In how many days will B finish the remaining work?

Q.3) Two men undertake to do a piece of work for Rs.1400/-. First man alone can do this work in 7 days, while the second man alone can do this work in 8 days. If they work together & complete this work in 3 days with the help of a boy, how should money be divided?

Q.4) If x men working x hours per day can do x units of work in x days, then y men working y hours per day would be able to complete how many units of work in y days?

Q.5) Brick layer Vitthal takes 9 hours to build a chimney alone and brick layer Raju takes 10 hours for the same. Working together they talk a lot and their combined output is decreased by 10 bricks per hour. If they take 5 hours to build the chimney together, how many bricks are there in it?

Q.6) Mohan takes 8 days more than John to do a certain piece of work. Together they can do it in 7.5 days. How many days will Mohan take to do that work?





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