By walking 5of usual speed a student 3 reaches school 20 minutes earli

1.	By walking 5of usual speed a student 3 reaches school 20 minutes earlier. Find his usual time.
A.	45 minutes
B.	50 minutes
C.	60 minutes
D.	None of these
Answer» C. 60 minutes

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By walking 5of usual speed a student 3 reaches school 20 minutes earlier. Find his usual time.

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