SOLUTION: Eric traveled 100 miles in 4hr then he increased his speed by 5mi per he how long did it take him to travel the last 120 mi at the new speed

SOLUTION: Eric traveled 100 miles in 4hr then he increased his speed by 5mi per he how long did it take him to travel the last 120 mi at the new speed

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Question 972831: Eric traveled 100 miles in 4hr then he increased his speed by 5mi per he how long did it take him to travel the last 120 mi at the new speed
Answer by anand429(138) (Show Source): You can put this solution on YOUR website!
Initial speed = 100/4 =25 mph
Increased speed = 25 + 5 = 30 mph
Time to travel last 120 mi at new speed = 120/30 =4 hours.
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