Question

Two carpenter are given task for fixing doors in school in 16 days.Carpenter A takes 32 days to to finish the work alone . After working for 2 days,A leaves.How many more days will B take to finish the work alone.​

Answer 1

Answer:

28 days

steps:

1/a + 1/b = 1/16

1/a=1/32

1/b=1/16 - 1/32= 1/32

2(1/a+ 1/b)=1/8

1-1/8=7/8

7/8 ÷1/32 =28

ANS is 28 days