# Think Binomial

$${10\choose3} + {11\choose3} + {12\choose3} + {13\choose3} + {14\choose3} + {15\choose3} + {16\choose3} + {17\choose3} + {18\choose3} + {19\choose3} + {20\choose3}$$ Calculate the above sum.

This is part of the set My Problems and THRILLER

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