Mathematics, 08.10.2020 07:01 Cheyenne7327

7. In his History class, Derek failed the first test of the semester. His score was 56. Derek's History teacher allowed him to take a make-up test. Derek spent a lot of time studying and he scored 72 on the make-up test. What was the percent increase in Derek's test score? THE ANSWER IS 27% BUT I DONT KNOW HOW TO GET IT IF THAT MAKES SENSE

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7. In his History class, Derek failed the first test of the semester. His score was 56. Derek's Hist...

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