#### 题目列表

The ratio of the angles of a triangle is 2:3:4. How many degrees are in the largest angle?

_____degrees
Person A can complete a job in 6 hours. Person B can complete the same job in 4 hours. Working at the same rate, how many hours will it take both of them to complete the job?

_____hours

#### Quantity A

The perimeter of a rectangle with area 16

#### Quantity B

The perimeter of a rectangle with area 24

For a≠b, a▼b=$\frac{a+b}{a-b}$

w>0>z

w▼z

z▼w

△ABC

AB+BC

#### Quantity B

AC

A fair coin is tossed three times.

#### Quantity A

Probability of getting exactly two heads

#### Quantity B

Probability of getting exactly one tail

ab=18, a+b=9

a

#### Quantity B

2b

A 6-by-8 rectangle is inscribed in a circle.

#### Quantity A

Circumference of the circle

#### Quantity B

12π

x, y, and z are consecutive integers. x<y<z

y

#### Quantity B

The average (arithmetic mean) of x and z

#### Quantity A

$The sum of the roots of x^{2}-9x+20=0$

#### Quantity B

$x^{2}+6x+8=0$

How many integers from 1 to 40 inclusive are multiples of 4 or 5?

_____integers
The average (arithmetic mean) of three positive numbers is 10. One of the numbers is 12. The product of the other two numbers is 32. What is the greatest of the three numbers?
Which of the following is a prime factor of 1,554? Indicate all possible correct answers.
Aperson walking 3 miles per hour goes from point A to point B in 10 minutes. How many miles is it from point A to point B?
Marie has twice as many brothers as sisters. Her brother Max has the same number of brothers as sisters. How many brothers and sisters are there?
Which of the following could be the sum of 1 + 2 + 3 + ... + n, where n≤10? Indicate all possible correct answers.
There are 65 calories in 4 ounces of a certain type of juice. How many calories are in 28 ounces of the juice?
The perimeter of a rectangle is 80. The difference between the length and width of the rectangle is 20. What is the area of the rectangle?

_____square units
Arectangular solid with length 8, width 4, and height 2 has the same volume as a cube. What is the length of an edge of the cube?

_____
y>0

#### Quantity A

$1+\frac{y}{1+y}$

#### Quantity B

$1+\frac{1}{1+y}$

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145本备考书籍