Question

8 men can take a trench in 15 hours how long will 6 men take

Answer 1

Answer:

20 hours

Step-by-step explanation:

By direct proportion

8*15= 6*x (where x is the number of hours)

120=6x

120/6= x

20=x

Ans. 6 men will take 20 hrs

Answer 2

Answer:

6 men 20 hours

Step-by-step explanation:

8 men - 15 hours

6 men - ?

8 × 15 = 120 = 6 × ?

120 = 6 × ?

120/6 = 20

So, 6 men's can take a trench in 20 hours