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statistics

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811

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9(15)

Guest Apr 23, 2012

1⁺⁰ Answers

+1223

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$9 \cdot 15 = 15+15+15+15+15+15+15+15+15 = \boxed{135}$

(adding fifteen 9 times)

Alternately, you could add 9 fifteen times.

CubeyThePenguin Feb 20, 2021

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