The sum of n numbers is greater than 48. If the average (arithmetic mean) of the

游客2025-02-23 1

问题 The sum of n numbers is greater than 48. If the average (arithmetic mean) of the n numbers is 1.2, what is the least possible value of n? ________.

选项

答案 41

解析根据题目，1.2n＞48→n＞40，n是正整数，n最小是41，故答案是41。

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The sum of n numbers is greater than 48. If the average (arithmetic mean) of the

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Ifn=pqr,wherep,q,andrarethreedifferentprimenumbers,howmanydiffere

78：S={1,3,5,7,…,397,399}SetSconsistsoftheoddnumbersfrom1to399,inc

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