if 15 workers can build a wall in 48 hours how many workers will be required to do the same work in 30 hours
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Workers needed to built it in 1 hr.=15/48 ....
.so workers needed to built it in 30 hours = 15*30/48 workers
= 93 workers(approx.)
.so workers needed to built it in 30 hours = 15*30/48 workers
= 93 workers(approx.)
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