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5 WORKERS BUILT A WALL IN 48 DAYS.HOW MANY WORKERS WILL IT TAKE TO BUILD THE SAME WALL IN A MONTH?
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1
Answer:
The fraction of work done each hour by one worker is 1/15 x 1/48 = 1/720.
In 30 hours one worker could do 30 x 1/720 = 1/24 of the work, so you will need 24 workers to do the work in 30 hours.
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Answer:
I think 7 workers can built in a month
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