Question

51. Raja can do a piece of work in 20 days while 58
Ramesh can finish it in 25 days. Ramesh
started working and Raja joined him after
10 days. The whole work will be completed in
(A) 15 days (B) 20 days
(C) 16 days (D) 18 days.​

Answer 1

Answer:

in 15 days

Step-by-step explanation:

25 -10=15 days

Ramesh already finished half work .

Then Raja needs 20 days. Raja joined

with Ramesh after 10 days so it's

25 -10 =15