Question : 15 men can do a work in 15 days working 8 hours a day. N men can do twice the work in 20 days working 10 hours a day. What is the value of N?
Option 1: 14
Option 2: 12
Option 3: 16
Option 4: 18
Correct Answer: 18
Solution :
Given :
Now, putting all values in the equation,
Hence, the correct answer is 18.