207k views
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
5.3k 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
5.4k points