hectorgonzalejr333
14.07.2019 •
Mathematics
Jenny took a test with 72 questions. she got 18 wrong. what percent did she get on the test?
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Ответ:
Take the number of questions she got wrong and subtract that from the number of questions on the test. 54
Take 54 and divide it by 72.
54/72
You will get .75 =75%
Ответ:
She scored a 75% on the test
72x=54(100)
72x/7= 5400/7
x=75
Ответ:
18/24 and 2/24
Least common denominator is 24