SOLUTION: Jesse rode his bike for 2 hours at a constant rate. During the first 1.5 hours, he rode 21 miles. How many miles did jesse ride his bike during the last half hour?

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Question 1047774: Jesse rode his bike for 2 hours at a constant rate. During the first 1.5 hours, he rode 21 miles. How many miles did jesse ride his bike during the last half hour?
Answer by advanced_Learner(501) About Me  (Show Source):
You can put this solution on YOUR website!
speed is 14miles per hour.
means 1.5 14+7=21 and last half hour 7