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题目内容
If m – n > 3, then which of the following must be true?Indicate all possible values.
All of the students in a certain class are either 7 or 8 years old. 80 percent of the students are boys and 25 percent of the girls are 8 years old. If there are an equal number of 7-year-olds and 8-year-olds, what percent of the students in the class are boys who are 7 years old?_____
If –12 < x < –2 and 3 < y < 6, which of the following could equal xy ?Indicate all possible values.
If $$x^–2$$ – 2 = –1.96, $$y^(\frac{1}{3})$$ – 5 = –2, and xy > 0, then what is the value of xy ?_____
3 and 5 are factors of x.

Quantity A

The remainder when x is divided by 10

Quantity B

6
$$\frac{5\cdot5}{5+5}+\frac{5\cdot5}{5+5}=$$
|1 – 5| = |5 – m|

Quantity A

m

Quantity B

4
x, y, and z are consecutive even integers.

Quantity A

xy

Quantity B

yz
If bc ≠ 0, and 3b + 2c = 18, then which of the following is NOT a possible value of c?
At the local grocery store, apples normally cost 40 cents each. During a recent sale, the price was reduced to 3 apples for a dollar. How much money would be saved by purchasing 30 apples at the sale price?
y < 0

Quantity A

2y

Quantity B

20y
Which of the following could be the difference between two positive integers whose product is 28?
Set X consists of the positive multiples of 5, and set Y consists of the odd prime numbers less than 20. If set Z consists of every distinct integer less than 100 that is the product of one element from set X and one element from set Y, then set Z consists of how many elements?
$$\frac{u}{v}(\frac{x}{y+z})$$
m > 0, n > 0

Quantity A

$$\frac{m}{mn}$$

Quantity B

$$\frac{n}{mn}$$
Which of the following is the best approximation of $$\sqrt\frac{(98.763)(0.49)^2}{0.252}$$

Quantity A

Three times the sum of the prime numbers less than 10

Quantity B

The sum of the prime numbers between 20 and 30
Tasha`s favorite number can be written as$$3^{2}·17^{2}$$

Quantity A

The number of distinct positive divisors of Tasha`s favorite number

Quantity B

9
If x is a positive integer greater than 1, which of the following has the greatest value?
Which of the following CANNOT be the sum of two prime integers?

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