Question

Five men take 45 hours to build a wall. How long will it take 9 men working at the same pace to build the same wall?​

Answer 1

Answer: 9 men will build the same wall in 25 hours.

Step-by-step explanation: 1 man will build the same wall in (45*5) hours

9 men will build the same wall in (45*5)/9 =25 hours