#### 题目列表

If x does not equal 0 or 1, the expression $\frac{\frac{1}{x}-1}{\frac{1}{x}}$ is equivalent to which of the following?
0 < a < b < 1

0

#### Quantity B

2(a - b)

If a ≥ 30 and b ≤ 15, then which of the following must also be true?
Lyle bought used CDs at a store where all the CDs cost either $8 or$12. If Lyle bought an equal number of CDs at each price, and he spent a total of \$200, what was the total number of CDs that Lyle bought?_____
What is the greatest integer that does NOT satisfy 3(x – 9) < 5x – 2(1 – 3x) ?
If y = 4 is a solution of the equation $y^2$ + ay + 8 = 36, then what is the value of a ?
a = 46 < b < 8

0.6

#### Quantity B

$\frac{a}{b}$

If a = 3b + 2, then, in terms of a, what is the value of b ?
If b=$\frac{4a}{c}$, a is halved, and c is doubled, by what percentage will b decrease?
If $\frac{1}{{2}}x+\frac{2}{x}=\frac{5}{8}$, what is the value of x ?

#### Quantity A

The total number of cookies purchased if Sally purchased 3 more than twice as many boxes of oatmeal cookies as boxes of chocolate chip cookies

#### Quantity B

The total number of cookies purchased if Sally purchased 2 fewer than 3 times as many boxes of oatmeal cookies as boxes of chocolate chip cookies

What is the value of $x\frac{y}{z^{2}}$ when z = 3x, y = 4z, and $xy \neq 0$?
The sum of two integers is 27. The larger integer is 25% greater than the smaller integer. What is the positive difference between the two integers?
What is the product of the factors of twice the sum of the roots of the equation $2x^2$ – 4x – 6 = 0 ?_____
If a is a positive even integer, and ab is a negative even integer, then b must be which of the following?
1 < a ? b < 10, with b an integer such that ?3 ≤ b ≤ 1. What most accurately describes the range of $a^2$?
If 0.5(y - x) = -1 and $x^2-y^2$ = 24, what is the sum of x and y ?
The quotient of x and y is 2. If x is 75% of z, which is $\frac{3}{4}$ larger than w, what is w in terms of y ?
The sum of x and y is at least 2 but no more than 5. If the total of twice x and three times y is non-negative and no more than 40, which of the following expresses all possible values of y ?
$(\frac{1}{x})+(\frac{1}{y})=6,-\frac{1}{3}=-2(\frac{zy}{z+y})$

z

x

25000 +道题目

155本备考书籍