Colton scored a 70 on his first math test of the semester and a 91 on his second math test. By what percent did Colton’s score i

Question

uranmaximum [27]

3 years ago

5

Colton scored a 70 on his first math test of the semester and a 91 on his second math test. By what percent did Colton’s score i

ncrease?

Mathematics

1 answer:

atroni [7] · Answer 1 · 2021-11-18T06:17:17+03:00

atroni [7]3 years ago

8 0

Well, 91-70=21. We now know that he score 21 percent better than last test. Then we can make a proportion to find increase as it corresponds to the score on his first math test.

21/70=0.3 or 30%

answer: 30% increase