Question

If 15 workers can build a wall in 48 hours, how many workers will be required to do the same work in 30 hours?
A. 24 workers
B. 48 workers
C. 20 workers
D. 36 workers

Answer 1

Answer:

24 worket

When h = 48, w = 15. So, the equation of variation is hw = 720. Thus, the number of workers required to do the same work in 30 hours is 24.