RRB Assistant Loco Pilot and Technician Model Paper 3 with solutions

Question : 7 of 100

Marks: +1, -0

Two person Ravi and Shyam can do a work in 60 days and 40 days respectively. They began the work together but Ravi left after some time and Shyam finished the remaining work in 10 days. After how many days did Ravi leave?

8 days
12 days
15 days
18 days

Validate

Solution:

(d) Shyam alone worked for 10 days. So work done by him =

10/40=1/4

∴ (Ravi + Shyam) have done 1 -

1/4=3/4

of the work.
(Ravi + Shyam) do

3/4

of the work in 24 x

3/4

= 18 days

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