Mathematics: Me.! a grading machine can grade 48 multiple-choice tests in 1 minute. how long will it take the machine to grade 300 tests? ( show all work you! )

Me.! a grading machine can grade 48 multiple-choice

Ответ:

vick67

04.06.2020

You set up a proportion. You would do 1 is to 48 as x is to 300 then u cross multiply and get 48x=300and then do 300/48 and thats 6.25 minutes

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Ответ:

LuckyCharms988

19.06.2022

Mathematics

most likely 1 or 20 but im not so sure tho

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a grading machine can grade 48 multiple-choice tests in 1 minute. how long will it take the machine to grade 300 tests? ( show all work you! )

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