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A car travels from A to B with 40 km/h a...

A car travels from A to B with 40 km/h and returns from B to A with 60 km/h. Its average speed during the whole journey is-
कोई कार A से B तक 40 कि.मी,/घं. की रफ्तार से यात्रा करती है और B से A तक 60 कि.मी./घं. की रफ्तार से लौटती है। सम्पूर्ण यात्रा में कार की ओसत रफ्तार बताइए?

A

48 km/h

B

50 km/h

C

45 km/h

D

60 km/h

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CHAMPION PUBLICATION-2016 TIER-II PAPER(16)-EXERCISE
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