Four friends, Ram, Ghanshyam, Ravi, and Sham have taken up a typing project. The typing speed of Ram is 40% more the typing speed of Ghanshyam and the typing speed of Ravi is 37.5% less than the typing speed of Sham. The ratio between the typing speed of Ghanshyam and Ravi is 1 : 2. All of four works one by one each day in rotation, starting with Ghanshyam followed by Ram, Sham and Ravi respectively then they can complete the project in 173 days.[S.1 Q.2] If all of them work together every day then in how many days can they finish the work?

Four friends, Ram, Ghanshyam, Ravi, and Sham have taken up a typing pr

1.	Four friends, Ram, Ghanshyam, Ravi, and Sham have taken up a typing project. The typing speed of Ram is 40% more the typing speed of Ghanshyam and the typing speed of Ravi is 37.5% less than the typing speed of Sham. The ratio between the typing speed of Ghanshyam and Ravi is 1 : 2. All of four works one by one each day in rotation, starting with Ghanshyam followed by Ram, Sham and Ravi respectively then they can complete the project in 173 days.[S.1 Q.2] If all of them work together every day then in how many days can they finish the work?
A.	43 5 days 38
B.	42 2 days 19
C.	42 5 days 38
D.	43 2 days 19
E.	None of these
Answer» B. 42 2 days 19

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