[計量] CAT test 13
27.If y is the average(arithmetic mean) of n consecutive positive integers,
n > 1, what is the sum of the greatest and least integers?
ans : (A) 2y
答案有錯嗎?
我怎麼算都是2y/n 耶
28.A candy assortment consists of seven flavors of chocolate-covered creams
packed in two layered boxes with 27 creams in each layer. The flavors are
always packed in rows so that the flavor varies with each piece in the
following order: vanilla, orange, cherry, vanilla, raspberry, lime, pecan,
cherry, and lemon. How many chocolate-covered vanilla creams are needed
to pack 200 boxes of the assortment?
ans : 2400
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