Math, asked by deepanjalistyle123, 1 year ago

68. If a work can be completed by A, B and C by 20.
30 and 40 days respectively. If A and B started the
work. After 5 days replaced A. After few more
days B left and completed the remaining work in
7 days. For how many days B worked?
(1) 7 days
(2) 14 days
(3) 12 days
(4) 10 days

Answers

Answered by kiyara01

3

Answer:

1)7 days

Step-by-step explanation:

hope it will help you..

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