arithmetic - abdul can finish a work in 12 days and rahim can do the same work in 27 days rahim worked for 9 days and left the job in how many days abdul alone can finish the remaining work - skillgun

Solution: Rahim's 9 day's work = (1/27 * 9) = 1/3.
Remaining work = (1 - 1/3) = 2/3.
Now, 1/12 work is done by Abdul in 1 day.
.'. 2/3 work is done by Abdul in (12*2/3) = 8 days.