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4 votes
Average speed of Car 1 = 35 mph. Average speed of Car 2 = 55 mph. Time elapsed between start of Car 1 and start of Car 2 = 18 minutes.

How long before Car 2 overtakes Car 1? ___________ hour.

2 Answers

2 votes
it should be after 6 hours
User Dmitri Farkov
by
8.0k points
4 votes

Answer:

.525

Explanation:

35(t+18/60) = 55t

35t +10.5 = 55t

10.5 = 20t

0.525 = t

User Tian
by
8.2k points