You allow yourself 32 min to drive 30 mi to the airport

Question

Question

You allow yourself 32 min to drive 30 mi to the airport, but you're caught in heavy traffic and average only 20 mi/h for the first 17 min.

Part A

What must your average speed be on the rest of the trip if you're to make your flight?

Answer 1

Answer #1

Answer 2

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