Problema Solution
An experienced accountant can prepares tax return in 11 hours. a novice accountant can do it in 24 hours. How long will it take them to do the job working together?
Answer provided by our tutors
thus, amount of work in 1 hour by exp=1/11
and by novice =1/24
thus by combining = 1/11+1/24=35/264
time required for both together=7.54 hr