Mathematics
A and B working together can complete a work in 4 days. If A alone can do the same work in 6 days, then B alone can do the same work in:
12 days
10 days
2 days
24 days
A and B working together can complete a work in 4 days. If A alone can do the same work in 6 days, then B alone can do the same work in:
12 days
10 days
2 days
24 days