A person travels from P to Q at a speed of 40 kmph and returns by increasing his speed by 50%. What is his average speed for both the trips ?

A person travels from P to Q at a speed of 40 kmph and returns by incr

1.	A person travels from P to Q at a speed of 40 kmph and returns by increasing his speed by 50%. What is his average speed for both the trips ?
A.	6 kmph
B.	5 kmph
C.	8 kmph
D.	0 kmph
Answer» D. 0 kmph

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A person travels from P to Q at a speed of 40 kmph and returns by increasing his speed by 50%. What is his average speed for both the trips ?

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