15 men Complete a work in 8 days with 6 hours daily duty. How much hours will be needed for 10 men to do the same work in 9 days?
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☆Hello friend☆
15 men × 8hrs= 6 days
1 man × 1 hr= 6/120
10 men× 9 days= 6/120 × 10 ×9
= 1/20 × 10 ×9
= 9/2 hrs or 4 whole 1 by 2 hrs or 4.5 hrs.
Hope it helps
☺☺☺
15 men × 8hrs= 6 days
1 man × 1 hr= 6/120
10 men× 9 days= 6/120 × 10 ×9
= 1/20 × 10 ×9
= 9/2 hrs or 4 whole 1 by 2 hrs or 4.5 hrs.
Hope it helps
☺☺☺
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