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Lucy's chocolate bar is 29% cocoa. If the weight of the chocolate bar is 100 grams, how many grams of cocoa does it contain? Round your answer to the nearest tenth.

Correct answer:

c =  29 g

Step-by-step explanation:

p=29%=10029=0.29 m=100 g  c=p m=0.29 100=29 g

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