Question

if 15 workers can build a wall in 48 hours then find the number of workers required to complete the same work in 30 hours

Answer 1

here is your answer.
15 workers => 48 hrs

x=> 30 hrs

15×48=x×3015×48=x×30

15×483015×4830=x=x

x=24workersx=24workers

Answer : 24