[問題]兩題數學
1. If 4x is 9 greater than the sum of x and 3y,
then x is hpw much greater than y?
(A)3 (B)6 (C)9 (D)12 (E)15
答案: (A)
我不知道要怎麼列算式...
2. If the product of five integers is an odd integer, exactly how many
of the five must be odd?
(A) One (B) Two (C)Three (D) Four (E) Five
答案: (E)
我選(C)...
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※ 編輯: nephology 來自: 59.116.171.235 (06/03 16:47)
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