Two class rooms are to be built in a school and planned that 8 masons and labours shall complete them is 20 daya, if the number of workers is increased up to 10, how many days will be taken in the completion of work?
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Answer:
16 days
Step-by-step explanation:
8 labours =20 days
1 labour = 20×8=160 days
then 10 labour should complete the same work in = 160/10=16days
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