The ratio of boys to girls in band class was 3 to 5. If there were 24 boys. How many girls were in band class?
2 answers:
Answer:
40 girls
Step-by-step explanation:
Set up a proportion where x is the number of girls in band class:
= 
Cross multiply and solve for x:
3x = 120
x = 40
So, there were 40 girls in band class.
Answer: There are 40 girls in band class.
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The ratio for this problem is:

To get from 3 to 24, you would multiply by 8. You need to do the same thing to 5 to get x.
5 times 8 equals 40.
There are 40 girls in band class.
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Step-by-step explanation:
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