Question

10 men can lay a road of 75 km. long in 5 days. In how many days can 15 men layam
of 45 km long? Onthe e n fono
Oldenfi 15 de
37​

Answer 1

10 men 75km 5days
then using unitary method we get
1 man 1km 5/750days
15men 45km 5*15*45/750days
i.e, 4.5days

Answer 2

Formula is M1D1H1/W1

So,10×5/75=15×d/45

=2/3=1/3×d

=d=2

So,15 men can lay a 45km in 2 days.

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