Question

working 8 hours a day can people can do a piece of work in 15 days how many people will complete the same work in 16 days working 9 hours a day​

Answer 1

Please specify how many peole can finish the work in 15 days. You have written "can" people!!

Answer 2

M1×D1×H1= M2×D2×H2

Where M is no. of Men, D is no. of days and H is for Hours.

Now put all the given values in the above formula

12×8×15=M2×16×9

1440=M2×144

M2=1440/144=10

M2= 10 Men