Two persons starting from the same place walk at a rate of 5kmph and 5 – McqOptions

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1.	Two persons starting from the same place walk at a rate of 5kmph and 5.5kmph respectively. What time will they take to be 8.5km apart, if they walk in the same direction?
A.	17 hrs
B.	22 hrs
C.	25 hrs
D.	12 hrs
Answer» B. 22 hrs

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