[計量] CAT Test 3 No. 9
CAT Test No. 9
The sum of two numbers that differ by 1 is t. In terms of t, what is
the value of the greater if the two numbers
(A) (t-1)/2 (B)t/2 (C) (2t-1)/2 (D) (t/2)+1 (E) (t+1)/2
答案是(E)
從題意來看兩數之和為t+1，所以前三個選項都小於平均，(E)選項剛好等於平均
好像(D)大於兩數平均比較合理，可是卻選(E)，還請高手幫忙解答一下
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