Question

A can do a work in 9 days, B can do a work in 7 days, C can do a work in 5 days. A works on the first day, B works on the second day and C on the third day respectively that is they work on alternate days. When will they finish the work ?
A) [7 + (215/345)] days
B) [6 + (11/215)] days
C) [6 + (261/315)] days
D) [5 + (112/351)] days

Answer 1

Hii dear here is your answer

option c is the correct answer

Hope it's help u

Answer 2

✒✒✒.A can do a work in 9 days, B can do a work in 7 days, C can do a work in 5 days. A works on the first day, B works on the second day and C on the third day respectively that is they work on alternate days. When will they finish the work ?
A) [7 + (215/345)] days
B) [6 + (11/215)] days
C) [6 + (261/315)] days✔✔✔
D) [5 + (112/351)] days