Question
There are 66 gold balls and 21 silver balls in a basket. 711 of the gold balls are dented. All the silver balls are not dented. How many more gold balls than silver balls are not dented?
4 m

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There are 66 gold balls and 21 silver balls in a basket. 711 of the gold balls are dented. All the silver balls are not dented. How many more gold balls than silver balls are not dented?