First, Sally drove 171 miles during Christmas Break at an average speed of 74. Next, during Spring Break, Sally drove 228 miles at an average speed...

First, Sally drove 171 miles during Christmas Break at an average speed of 74.

Next, during Spring Break, Sally drove 228 miles at an average speed of 60.

Calculate the percentage change in miles driven during Spring Break relative to Christmas Break.

Enter you answer in percentage point? form (excluding the "%" sign) and round to one? decimal place, i.e. "X.X?"? ?. DO NOT ENTER your answer in decimal form??. If you enter your answer as "0.X," it will be counted wrong.