A particular job can be completed by a team of 10 men in 12 days. The…

Question

A particular job can be completed by a team of 10 men in 12 days. The same job can be completed by a team of 10 women in 6 days. How many days are needed to complete the job if the two teams work together ?

Accepted Answer

Option A. 4 days. Answer & Solution Answer: Option A Solution: & 10 men × 12 days = 10 women × 6 days & 2 men = 1 woman & M W = 1/2 & 1 man work = 1 unit/day & 1 woman work = 2 unit/day & Total work = 10 men × 12 days & = 10 × 1 × 12 & = 120 units & Time required ( 10 men + 10 women ) & = Total w…