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At a restaurant the ratio of kids meals sold to adult meals sold was 3:9. If there 12 kids meals sold, what is the combined amount of kids and adult meals sold?
have the unknown amount = x so 3x : 9x you know how many kids meals were bought is equal to the ratio (3x = 12, so x=4) you already know how many X's for the adults (9) so just multiply (9x4= 36) lastly add since you need to find the total meals bought (36+12= 48)
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