sierran21
sierran21
21-05-2016
Mathematics
contestada
Is 12/18 proportional to 20/30
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lordedward18
lordedward18
21-05-2016
Cross multiply. 12 * 30 and 18 * 20
Yes, it is proportional.
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figiro
figiro
21-05-2016
Yes, they are both 2/3.
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