Shahid can prepare one wooden chair in 3DS and Chef can prepare the same chair in 4 days. is the work together for my in how many days will they prepare :
1. one chair?
2. 14 chairs of the same kind?
Answers
Answered by
5
Answer:
Shaheed’s 1 day’s work = 1/3
And Shaif’s 1 day’s work = ¼
Both one day’s work = 1/3 + 1/4 = (4 + 3)/12 = 7/12
∴ Both can prepare the chair in 12/7 days = 1.5/7 days
One chair is prepared in 1.5/7 days
∴ 14 chairs will be prepared in 12/7 × 14 = 24 days
@SINZOSHREE
Similar questions