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if the ratio of katie's stickers to Jenna's is 7:4 and katie has 21 stickers how many does jenna have?
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4 votes
if the ratio of katie's stickers to Jenna's is 7:4 and katie has 21 stickers how many does jenna have?

User Chilliq
by
8.2k points

2 Answers

3 votes
The long way to answer this would be to set up a proportion and solve for x.

But if you look at the ratio and know Katie has 21 stickers, then Jenna should have 12 because 7 times 3 is 21 and 4 times 3 is 12.
User Shub
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7.2k points
6 votes
18 stickers I think
User Stefjnl
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7.6k points
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