can 20men WUNng a nous pui cu
4.
175 men can dig a canal 3150 m long in 36 days. How many men are required to dig a
canal 3900 m. long in 24 days?
of a book.
can 20men WUNng a nous pui cu
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Answer:In 36 days 175 men dig 3150 m long canal.
one man in one day digs 3150/(36×175) m long canal.
one man in 24 days can dig (3150×24)/(36×175) m long canal.
to dig 3900 m long canal in 24 days ,no of men is to be provide =3900÷{(3150×24)/(36×175)}
=(3900×36×175)/(3150×24)
=(78×50×12×3×175)/(63×50×12×2)
=(78×3×175)/(63×2)
=(39×175)/(21)
=(13×175)/7
=13×25
=325
325 men are required
Step-by-step explanation: