A car moves a distance of 200 m. It covers the first half of the distance...
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A car moves a distance of 200 m. It covers the first half of the distance at speed 40 km/h and the second half of distance at speed v. The average speed is 48 km/h. Find the value of v (a) 56 km/h (c) 50 km/h (b) 60 km/h (d) 48 km/h A car moves a distance of 200 m. It covers the first half of the distance at speed 40 km/h and the second half of distance at speed v. The average speed is 48 km/h. Find the value of v (a) 56 km/h (c) 50 km/h (b) 60 km/h (d) 48 km/h
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