1.

A and 13 together can do a piece of work in 12 days: B and C can do it in 20 days whilci C and A can do it in 15 days. A. B and C all working together can do it In (a) 6 days (b) 9 days (c) 10 days (d) 1012 days

Answer»

A and 13 together can do a piece of work in 12 days: B and C can do it in 20 days whilci C and A can do it in 15 days. A. B and C all working together can do it In

(a) 6 days

(b) 9 days

(c) 10 days

(d) 1012 days



Discussion

No Comment Found