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A box of cornflakes has a mass of 350g.A new box is brought out which states "contains 15% extra".What is the mass of the new box?

CAN SOMEONE HELP ME PLEASE IAM STUCK​

1 Answer

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The answer is 402.5 grams. The question asks to find the weight of a new carton with 15% extra contents in comparison to the original 350g. Simply all you do is find 15% of 350, and add it onto 350, this getting you 402.5g
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