fozzzy wrote:

James took a 3-hour bike ride. In the second hour he travlled 18 miles, which was 20 percent farther than he traveled the first hour. If he traveled 25 percent farther in the third hour than he did in the second hour, how many miles did jose travel during the entire ride?

A) 54.0

B) 54.9

C) 55.5

D) 57.0

E) 63.0

Please provide detailed explanations!

Let the distance travelled in the first hour be x. Thus, 1.2x = 18 , x = 15. Now, the distance travelled in the 3rd hour = \(18+\frac{1}{4}*18\) = The only option ending with a 0.5 in the decimal's place is C.

C.

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