Mahmood can do a piece of work in 40 hours. If he is joined by Janaki who is 50% more efficient, in what time will they together finish the work?
Options:
1) 2 hours
2) 6 hours
3) 16 hours
4) 3 hours
Answers
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1
3)16 hours
because manhood does the work in 40 hours, together they will do it in 20hours. But as janaki is 50%more efficient, she will do the work even faster. So they will take 16 hours.
because manhood does the work in 40 hours, together they will do it in 20hours. But as janaki is 50%more efficient, she will do the work even faster. So they will take 16 hours.
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