Question

please give me the solution ​

Answer 1

Answer:

Total work (case 1) is 30×8×24 man hours

The new load is 2×30×8×24 man hours

Per day, we have 18×10 man hours available

So days required = (2×30×8×24)/(18×10)

= 64 days. I hope u like it ☺☺