if 3 men or 6boys can finish a work in 20days how long will 4 men and 12 boys take to finish the same work?
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1
I think they will take 8 to 9 days
Hemang1111:
give me a perfect answer .
Answered by
3
In this it is a inverse proportion
= 6 x 20= 8+12 x a
=120=20 x a
a= 6 days
there for the can complete it in 6 days
= 6 x 20= 8+12 x a
=120=20 x a
a= 6 days
there for the can complete it in 6 days
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