Anne and Maria play tennis almost every weekend. So far, Anne has won 12 out of 20 matches. How many matches will Anne have to win in a row to improve her winning percentage to 75%?

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asked Apr 5, 2018 17.8k views

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Anne and Maria play tennis almost every weekend. So far, Anne has won 12 out of 20 matches. How many matches will Anne have to win in a row to improve her winning percentage to 75%?

Mathematics
high-school

Agusgambina asked

by Agusgambina

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12/20 as a percentage = 60
75% = 15 matches out of 20

1/4 of 20 = 5
75% = 20 - 5 / 20
75% = 15 / 20

Brickpop answered Apr 9, 2018

by Brickpop

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