A car moves distance of 200 m. It covers first half of the distance at speed 60 kmh–1 and the second half at the speed v. If the average speed is 40 kmh–1, the value of v is

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Deepanshu kajla · Answer

Total distance =200m=0.2km Avg speed =total distance /total time =0.2/0.1/60+0.1/40 =0.2*60*40/4+6=24*2=48km/hr

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A car moves distance of 200 m. It covers first half of the distance at speed 60 kmh–1 and the second half at the speed v. If the average speed is 40 kmh–1, the value of v is

A car moves distance of 200 m. It covers first half of the distance at speed 60 kmh–1 and the second half at the speed v. If the average speed is 40 kmh–1, the value of v is

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A car moves distance of 200 m. It covers first half of the distance at speed 60 kmh–1 and the second half at the speed v. If the average speed is 40 kmh–1, the value of v is

A car moves distance of 200 m. It covers first half of the distance at speed 60 kmh–1 and the second half at the speed v. If the average speed is 40 kmh–1, the value of v is

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