A Person X started at 3 hours earlier Â at 40km/h from a place P, th – McqOptions

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1.	A Person X started at 3 hours earlier Â at 40km/h from a place P, then another person Y followed him at 60km/h. Started his journey at 3 O'clock, afternoon. What is the diference in time when X was30 km ahead of Y and when Y was 30 km ahead of X?
A.	2h
B.	3h
C.	3.5h
D.	4.25h
Answer» C. 3.5h

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