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Lisa is skateboarding at a speed of three miles per hour. A dog starts to chase her, and she speeds up to seven miles per hour. What is her change in speed in miles per hour?
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3 votes
Lisa is skateboarding at a speed of three miles

per hour. A dog starts to chase her, and she
speeds up to seven miles per hour. What is her
change in speed in miles per hour?

User JoeNguyen
by
5.5k points

1 Answer

2 votes

Answer:

4mph change

Explanation:

User Michael Myers
by
4.9k points
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