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A car travels a distance of 65 km. For the first 30 minutes, it is driven at a constant speed of 70 km/hr. The motor begins to vibrate and the driver reduces the speed to 20 km/hr for the rest of the trip.
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A car travels a distance of 65 km. For the first 30 minutes, it is driven at a constant speed of 70 km/hr. The motor begins to vibrate and the driver reduces the speed to 20 km/hr for the rest of the trip. The average speed for the entire trip is?

User Sagiftw
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2 Answers

13 votes
13 votes
The answer is 53.3 km/hr
User Jamie Young
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19 votes
19 votes

Answer : 53.3 km/hr.

Step-by-step explanation

User Ryosuke
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