math4671 math4671

21-10-2019
Mathematics

contestada

7. In the 7th grade, 150 students are
attending the dance. If this is 62.5% of
the entire grade, how many 7th graders
are there?

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InaNoob InaNoob

21-10-2019

150 - 62.5
x - 100
We don’t know what the whole is, but that is what we know.
Cross multiply-
15000=62.5x
/62.5 = /62.5
240 = x
In total, there are 240 students

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