23.5k views
2 votes
Is 12/18 proportional to 20/30

2 Answers

5 votes
Yes, they are both 2/3.
User ACarella
by
6.0k points
5 votes
Cross multiply. 12 * 30 and 18 * 20
Yes, it is proportional.
User King Midas
by
7.0k points
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