Question

15 workers can build a wall in 20 days. How many workers are required to build the same wall in 12 days?
76 persons can complete a job in 42 days. In how many days will 56 persons com
me inh?​

Answer 1

Answer:

if 15 workers build wall in 29 days .

so workers required to build the wall in 12 days .

so 15* 20 -x .x- 25 workers made same wall in 12 days.