Question

15 men working 10 hours a day take 18 days to do a work, how many hours should 20 men work to finish the same work in 12 days?​

Answer 1

= 6 hours a day must 15 men work to complete the same work in 12 days. Step-by-step explanation: Given :10 men, working.

Answer 2

Step-by-step explanation:

15 men finish the work in 10×18 hours

1 man finish the work in 10×18×15 hours

20 men finish the work in 10×18×15/20 hours=135 hours

12 days require to finish the work

then daily work is135/12 hours

=11 3/12 hours

=11hours 15 mins