One person travels at a speed of 24 kmph, 36 kmph and 72 kmph on the surface of an equilateral triangle. Find its average speed.

One person travels at a speed of 24 kmph, 36 kmph and 72 kmph on the s

1.	One person travels at a speed of 24 kmph, 36 kmph and 72 kmph on the surface of an equilateral triangle. Find its average speed.
A.	45 kmph
B.	24 kmph
C.	30 kmph
D.	36 kmph
Answer» E.

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One person travels at a speed of 24 kmph, 36 kmph and 72 kmph on the surface of an equilateral triangle. Find its average speed.

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