Seraphina is driving two hours to visit her family. For the first hour, she traveled at a speed of 56 miles per hour. Then, in t

Question

3 years ago

11

Seraphina is driving two hours to visit her family. For the first hour, she traveled at a speed of 56 miles per hour. Then, in t

he second hour, she traveled at a speed of 71 miles per hour. What is the percentage increase of Seraphina's speed? If necessary, round to the nearest tenth of a percent.
A. 21.1%
B.73.2%
C.26.8%
D.78.9%

Mathematics

1 answer:

wel · Answer 1 · 2022-07-29T12:17:20+03:00

wel3 years ago

4 0

Answer: 21.1 %

Step-by-step explanation: