Question
There are 70 purple balls and 25 black balls in a basket. 310 of the purple balls are dented. All the black balls are not dented. How many more purple balls than black balls are not dented?
4 m

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There are 70 purple balls and 25 black balls in a basket. 310 of the purple balls are dented. All the black balls are not dented. How many more purple balls than black balls are not dented?