Re: [計量] PP1-182 (PS)
Stock = numbers of shares
v = 68
w = 112
x = 56
y = 94
z = 45
range = 112-45 = 67
賣20股X 買24股Y後
range = 118-36 = 82
82-67=15
※ 引述《lovelypinktt (☆藍藍☆)》之銘言：
: 抱歉，還有一題要請教大家
: PP1-182(PS)
: The table shows the number of shares of each of the 5 stocks owned by Mr.
: Sami. If Mr. Sami was to sell 20 shares of Stock X and buy 24 shares of
: Stock Y, what would be the increase in the range of the numbers of shares of
: the 5 stocks owned by Mr. Sami?
: (A) 4
: (B) 6
: (C) 9
: (D) 15
: (E) 20
: PP軟體答案是(D) 15
: 這題沒有找到要如何解，希望會的人能教我，謝謝
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11/08 13:24, , 1F
11/08 13:24, 1F
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