Question

20 men can build a wall in 9 days then how long would it take 12 men to build the same wall

Answer 1

Hello mate

Here is Ur answer

20×9=12×x
180=12x
180÷12=x
15 days

Hope it will help you

Answer 2

Answer:

15 Days

Step-by-step explanation:

Let the Time be A.

20x9=12xA

A=20x9/12

A=15