30397371 30397371

16-12-2022
Mathematics

Answered

Seraphina is driving two hours to visit her family. For the first hour, she traveled at a speed of 62 miles per hour. Then, in the second hour, she traveled at a speed of 74 miles per hour. What is the percentage increase of Seraphina's speed? If necessary, round to the nearest tenth of a percent.

A. 19.4%
B. 80.6%
C. 83.8%
D. 16.2%

Answer :

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