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A special offer box of breakfast cereal contains 20% extra free. The mass of cereal in the special offer box is 750 g.

what is the mass of cereal in a normal size box​

1 Answer

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625g.
Explanation: 20% of 625g is 125g. If you add these two together you get 750g. 750g is the mass of the special offer cerial.
User Adam Fletcher
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