1.

A car moves a distance of 200m. It coversthe first half of the distance at speed40km/h and the second half of distance atspeed v. The average speed is 48km/hFind the value of v.(a) 56 km/h (b) 60 km/h(c) 50 km/h(d) 48 km/h

Answer»

The answer is Option B

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