Concept explainers
Pink ping pong possibilities. You have a box containing 50 traditional, white ping pong balls, each with a natural number printed on it starting with 1 and going up to 50. Your friend has a box of pink ping pong balls, each with a distinct natural number printed on it starting with 8 and going up by 5’s. If there’s a one-toone correspondence between the white balls and the pink balls, what’s the largest label occurring on a pink ping pong ball?
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EBK THE HEART OF MATHEMATICS: AN INVITA
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