A car covers the first 30 km of its journey in 45 minutes and the remaining 25 km in 30 minutes. What is the average speed of the car?
A car covers the first 30 km of its journey in 45 minutes and the remaining 25 km in 30 minutes. What is the average speed of the car?
- 60
- 64
- 49
- 48
- None of these
Answer: Option E
Total distance/Total time =(30+25)/[(3/4)+(1/2)]
Average Speed=44kmph
Total distance/Total time =(30+25)/[(3/4)+(1/2)]
Average Speed=44kmph
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A car covers the first 30 km of its journey in 45 minutes and the remaining 25 km in 30 minutes. What is the average speed of the car?
A car covers the first 30 km of its journey in 45 minutes and the remaining 25 km in 30 minutes. What is the average speed of the car?
A car covers the first 30 km of its journey in 45 minutes and the remaining 25 km in 30 minutes. What is the average speed of the car?
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