A and B can finish a piece of work in 16 days and 12 days respecuvely.
and 12 days respectively. A started the work
and worked at it for 2 days. He was then joined by B. Find the total time take to finish the
work.
Answers
Answered by
6
Answer:
A+B,sone day work=1/16 +1/12
= (3+ 4)/48=7/48
A's 2 days work=1 / 16. x2 = 1/8
Remaining work=1 -1/8= 7/8
7/8 Part finished by A and B
7/8 divided by 7/48=6days
Total time 2+6 = 8 days
Similar questions