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In a class of 21 students, there are 3 boys for every 4 girls. How many girls in all are in the class?
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4 votes
In a class of 21 students, there are 3 boys for every 4 girls. How many girls in all are in the

class?

User Shadra
by
7.5k points

2 Answers

3 votes

Answer:12 girls

Explanation:

3 boys=4 girls

3 boys=4 girls

3 boys= 4 girls

9 boys=12 girls

So, 9+12=21 total.

User Petezah
by
7.9k points
4 votes

Answer:

12

Explanation:

User Archit
by
7.5k points
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