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After 10 minutes a place was 75 miles from Chicago, after 17 minutes it was 138 miles from Chicago. What is the plane's average speed (miles per min)?

After 10 minutes a place was 75 miles from Chicago, after 17 minutes it was 138 miles from Chicago. What is the plane's average speed (miles per min)?
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4 votes
After 10 minutes a place was 75 miles

from Chicago, after 17 minutes it was
138 miles from Chicago. What is the
plane's average speed (miles per min)?

User Riwalk
by
7.7k points

1 Answer

1 vote
75 divide by 10 which is 7.5 so the average speed is 7.5. Proof 7.5 times 10 is 75
User Lien
by
7.8k points
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