17-03-2017
Mathematics

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A test has 35 questions. If Abigail gets 72% correct. Work out the number of questions she missed

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Sofiadecredico Sofiadecredico

17-03-2017

we can make a proportion

x 72
--- = ----
35 100

cross multiply and divide

25

that is how many she got correct

subtract that from 35 to get how many she missed

she got 10 wrong

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