Question:
8 men or 10 women can finish a work in 50 days. How many days will 28 men and 15 women take to finish the job ?
A8
B10
C7
D9
Answer:
B. 10
Explanation:
8 men = 10 women ie, 5 women = 4 men 28 men + 15 women = 28 men + 12men = 40 men 8 men can do a piece of work in 50 days 1 men can do the same work in (50 × 8) days Then 40 men can do the same work in (50 × 8)/40 = 10 days