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There are 15 boys and 21 girls in a class. Write the simplified ratio of boys to students in three different ways.

User Rostislav
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2 Answers

4 votes

Answer:

5:7

Explanation:

One way is to

divide both terms by the greatest common factor (GCF), 3:

15 ÷ 3 = 5

21 ÷ 3 = 7

So it would be 5:7.

Another way is to simplify the numbers, so

15 simplified is 5

21 simplified is 7

So it would be 5:7.

Super sorry but couldn't find another one :C.

User Sleep
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5 votes
there are 6 less boys then girls
there are 6 more girls then boys
there are 15 boys compared to 21 girls
User Itsbalur
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4.1k points