Ms. Turner takes 5 hours to drive 390 kilometers from her home to the next city. If Ms. Turner’s average speed for the first 2 hours is 60 kilometers per hour, find her average speed for the last 3 hours.

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asked May 19, 2022 225k views

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Ms. Turner takes 5 hours to drive 390 kilometers from her home to the next city.

If Ms. Turner’s average speed for the first 2 hours is 60 kilometers per hour, find her average speed for the last 3 hours.

Mathematics
high-school

Pablouche asked

by Pablouche

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10 votes

Answer:

Explanation:

2 hours × 60 km/hour = 120 km

390-120 = 270 km remaining

270 km/(3 hours) = 90 km/hour

Phimath answered May 26, 2022

by Phimath

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