A and B working separately can do a piece of work in 9 and 12 days respectively. If they work for a day alternately and A starts the work. In how many days will the work be completed?
Answers
Answered by
5
Answer:
A ----- 9
B ------ 12
TOTAL WORK ( LCM) = 36
A's 1 day work = 4
B's 1 day work = 3
for 2 days they complete 7 work
so they complete 36 work in 10 1/4 days
Step-by-step explanation:
Similar questions