Question
George has some white and purple balls. The total mass of all his balls is 224 g. He has 2 less white balls than purple balls. The average mass of the white balls is 8 g. The average mass of the purple balls is 16 g. How many balls does George have altogether?
3 m

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George has some white and purple balls. The total mass of all his balls is 224 g. He has 2 less white balls than purple balls. The average mass of the white balls is 8 g. The average mass of the purple balls is 16 g. How many balls does George have altogether?