Question

aus. In how many day
24 men working at 8 hours per day can do a piece of work in 15 days. In
can 20 men working at 9 hours per day do the same work?​

Answer 1

Answer:16

Step-by-step explanation:

24 men working at 8 hours per day can do the work in 15 days

Amount of work = 24 x 8 x 15 = 2880 man-hour

Find the number of days needed for 20 men working 9 hours a day:

Time number of man-hour = 20 x 9 = 180

Number of days needed = 2880 ÷ 180 = 16 days