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Of 140 seventh-grade students, 15% earn the Presidential Physical Fitness Award. How many students earn the award?

Of 140 seventh-grade students, 15% earn the Presidential Physical Fitness Award. How many students earn the award?
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Of 140 seventh-grade students, 15% earn the Presidential Physical Fitness Award. How many students earn the award?

User Vcp
by
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2 Answers

2 votes
15% is equivalent to the fraction 3/20 so you must divide 140 by 20 then multiply by 3 to get the final answer of 21 students. Hope this helps :D
User Feklee
by
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4 votes
We have an equation: ?/140= 15/100

Cross multiply:
100*?= 15*140
⇒ ?= 15*140/100= 21

21 students earn the Presidential Physical Fitness Award~
User Michael Shmalko
by
9.2k points
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