标题: [转帖]5.15 Math jj [打印本页] 作者: smart 时间: 2004-5-18 15:56 标题: [转帖]5.15 Math jj
my first problem: /-45/ divided by X equals to -/-15/, x?
2. m<n<r<s<t for all number, the product of the five number is positive, which one following is true?a: mn>0 b: rs>0,c: st>o
3, only remeber the other is DS that the normal retail price of two products, ask which one is greater? (notice: this question is so vague in my mind and I think I got the false answer)
a, A product, more than 6000 to the normal price, B product , less than 6000 to the normal product
b, increased by 10% of the normal price of A product , decreased by 10% of the normal price of B product
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