Question

8 men can finish a piece of work in 15 hours in how many hours can 20 men finish it​

Answer 1

8 men can do work in 15 hours

therefore, 1 man can do in 15*8 hours

20 men can do in (15*8)/20

=120/20

=6 hours

Answer 2

Answer:

8 men finish a piece of work in 15 hour

1 men finish a piece of work in 15 × 8 hrs

20 men finish a piece of work=15 × 8hrs

20

= 120/20

= 6 hrs

20 men finish a piece of work in 6 hrs

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