SOLUTION: Kyle drove 285 miles to Jackson. For the first 3 hours, he drove at one speed. While in the last 2 hours, he decreased his speed by 10 mph. How fast was he going in each leg of the

Question 1018097: Kyle drove 285 miles to Jackson. For the first 3 hours, he drove at one speed. While in the last 2 hours, he decreased his speed by 10 mph. How fast was he going in each leg of the trip?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Kyle drove 285 miles to Jackson. For the first 3 hours, he drove at one speed. While in the last 2 hours, he decreased his speed by 10 mph. How fast was he going in each leg of the trip?
-------------
d = r*t
---
r = rate 1st 3 hours
285 = 3r + 2(r-10)
5r - 20 = 285
r = 61 mi/hr for 3 hours
51 mi/hr for 2 hours

RELATED QUESTIONS
William drove 5 hours at the average speed of 54 miles an hour. For the first 2 hours, he (answered by mananth)

Andy�s average driving speed for a 4-hour trip was 45 miles per hour. During the first 3 (answered by robertb)

A truck driver drove for 2 days. On the second day he drove for 3 hours longer and at an... (answered by ankor@dixie-net.com)

Kelsey drove an average of 50 miles per hour for a 6 hour trip. During the first 4 hours, (answered by ankor@dixie-net.com)

Pls. help me in this question. Hans drove an average of 50 miles per hours for a trip... (answered by ankor@dixie-net.com)

For 4 hours Sam traveled at 40 miles per hour. Then he increased his speed to 60 miles... (answered by tommyt3rd)

One morning martin drove 80 miles in 2 hours. After lunch, he covered 100 miles more in 3 (answered by ankor@dixie-net.com,Theo)

One morning martin drove 80 miles in 2 hours. After lunch he covered 100 miles more in 3... (answered by josmiceli)

Paul drove for one and a half hours at 65 mph before he realized he had forgotten his... (answered by Alan3354)