Mathematics, 27.08.2019 10:30 cupcake365

In a restaurant, chad tracked the number of children and adults that came in over an hour. during that time, 12 children and 30 adults came in the restaurant. what is the ratio of adults to children that came into the restaurant?
a. 5: 7
b. 5: 3
c. 5: 2
d. 2: 7

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