题目列表

题目内容
xy>0

$$xy^{2}$$<0

Quantity A

x

Quantity B

y


|x|≥1

$$|y|<(\frac{1}{2})$$

Quantity A

$$\frac{x}{y}$$

Quantity B

$$\frac{y}{x}$$


A rectangle has a side of 10 and a diagonal of 26.

What is the area of each right triangle formed by the diagonal of the rectangle?

_____
The average (arithmetic mean) of 8, j, 21, and 24 is k. The average of k, 25, and 30 is 24. What is the value of j?


The equation of l1 is y=2x+ 6. If l2 is parallel to A. which of the following could be the equation of l2?
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If x, y, and z are consecutive odd integers, which of the following must be odd?
If 2 is the remainder when m is divided by 5, what is the remainder when 3m is divided by 5?
Jasmine drives the first 150 miles of her trip at an average speed of 50 miles per hour. If she drives the remaining 80 miles of her trip at an average of 40 miles per hour, what is her average speed, in miles per hour, for the entire trip?
If a and b are prime numbers, such that a > b, which of the following cannot be true?
If 5x + y = 2x + 4y, what is x in terms of y?
Amanda goes to the toy store to buy 1 ball and 3 different board games.

If the toy store is stocked with 3 types of balls and 6 types of board games, how many different selections of the 4 items can Amanda make?
The diagonal of a square with side 4 is a radius of a circle. What is the area of the circle?

Quantity A

The original price of a gaming system

Quantity B

The final price of the gaming system after a 20% price decrease then a 25% price increase


A researcher observed the number of times a hummingbird visited a feeder each day of the week with the following results: 6, 7, 4, 2, 3, 3, 3

Quantity A

Average (arithmetic mean) of data set

Quantity B

Range of data set


x<-1

Quantity A

25x

Quantity B

$$x^{5}$$


Quantity A

The probability of rolling an even number on a fair six-sided die twice in a row

Quantity B

The probability of flipping tails on a fair coin twice in a row


Quantity A

A Volume of a cube with side length x

Quantity B

Volume of rectangular solid with length x and width x


x> l;y < 0; x and y are integers.

Quantity A

$$x^{y}$$

Quantity B

$$(|y|)^{2}$$


Quantity A

Average (arithmetic mean) of all integers from 35 to 55 inclusive

Quantity B

Average (arithmetic mean) of all integers from 25 to 65 inclusive


Quantity A

p+s

Quantity B

r+u


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