Cookies 25 cents brownies 50 cents. sold twice brownies as cookies $125 in baked goods how many cookies did they sell

Here is the full problem. On Friday, SGA had a bake sale over lunch in the student union. Cookies sold for 25 cents each, while brownies sold for 50 cents each. SGA sold twice as many brownies as cookies. If they sold for $125 in baked goods, how many cookies did they sell?
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1 Answer

c = .25, b = .50, S = 125, b = 2c

S = .5b + .25c

S = .5(2c) + .25c

125 = c + .25c

125 = 1.25c

c = 100 , b = 2c, b = 200

CHECK:

125 = .5(200) + .25(100)

125 = 100 + 25 YES CHECK

by Level 10 User (55.7k points)

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