Two cars start at the same time, but travel in opposite directions. One car's average speed is 20 miles per hour (mph). At the e

Question

3 years ago

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Two cars start at the same time, but travel in opposite directions. One car's average speed is 20 miles per hour (mph). At the e

nd of 2 hours, the two cars are 120 miles apart. Find the
average speed in mph of the other car. (Enter an exact number.)
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X mph
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Mathematics

1 answer:

Otrada [13] · Answer 1 · 2022-03-08T00:27:32+03:00

Otrada [13]3 years ago

5 0

Answer:

The first car's speed is 40 mph. 2 hours at that rate equals 80 miles. So:

140-80=60

60 miles/2 hours=30 mph as the rate of the second car.

Step-by-step explanation: