Module II: Math

Đề Thi SAT 4 - Phòng Thi SAT ONLINE

x+32=87

What value of x is the solution to the given equation?

Mark for Review

−55

119

The function f is defined by f(x)=4x². What is the value of f(4)?

Mark for Review

256

What is the perimeter, in centimeters, of a rectangle with a length of 6 centimeters and a width of 8 centimeters?

Answer:

Mark for Review

Preview:

The function f is defined by f(x)=7x−5. What is the value of f(x) when x=2?

Answer:

Mark for Review

Preview:

The number x is 40 less than four times the number y. Which equation represents this relationship?

Mark for Review

x=40y−4

x=4y+40

x=y−40

x=4y−40

Of 200,000 trees in a forest, 140,000 are pine trees. What percentage of the trees are pine trees?

Mark for Review

60%

65%

70%

75%

Which expression is equivalent to (4x³−2x²) + (3x³−5x²)?

Mark for Review

7x³−7x²

2x³−x²

Which expression is equivalent to 8y+4−3(2y−1)?

Mark for Review

5y+7

2y+7

5y+1

2y+1

In a right-angled triangle, the hypotenuse measures 10 meters, and one of the legs measures z meters. If the other leg measures 6 meters, what is the length, in meters, of the leg represented by z?

Mark for Review

A faucet fills a tank at a constant rate of 88 liters per minute. At what rate, in liters per hour, does the faucet fill the tank?

Answer:

Mark for Review

Preview:

The total price f(x), in dollars, for a 3-year internet service plan is given by f(x)=36x+100, where x is the monthly fee, in dollars. What is the total price for the internet service when the monthly fee is $30?

Mark for Review

$1,180

$1,080

$1,280

$980

4∣3−x∣+2∣3−x∣=30

What is the negative solution to the given equation?

Mark for Review

−2

−5

−8

−10

A small business opens an account with an initial balance of $20,000. No additional deposits or withdrawals are made, and the account earns a fixed annual interest rate of 4%. The account balance is given by an exponential function B, where B(t) is the account balance, in dollars, tt years after the account is opened. Which equation could define B?

Mark for Review

B(t)=20,000(1.04)^t

B(t)=1.04(20,000)^t

B(t)=20,000(0.04)^t

B(t)=0.04(20,000)^t

y=(x−4)(x+3)

Which table gives three values of xx and their corresponding values of y for the given equation?

Mark for Review

In the linear function g, g(0)=10 and g(4)=18. Which equation defines g?

Mark for Review

g(x)=2x+10

g(x)=2x+8

g(x)=4x+10

g(x)=4x+2

If 3(2x−8)+2x=51+5x, what is the value of 2x?

Answer:

Mark for Review

Preview:

What is the measure of the angle, in degrees?

Mark for Review

3x²+5x+2=0

Which of the following values is a solution to the equation above?

Mark for Review

The table shows the results of a poll. A total of 1,1001,100 voters selected at random were asked which candidate they would vote for in the upcoming election. According to the poll, if 8,8008,800 people vote in the election, by how many votes would Elizabeth Stone be expected to win?

Answer:

Mark for Review

Preview:

x(x+3)=6x+18

What is the sum of the solutions to the given equation?

Mark for Review

−3

A town council proposed creating a new park. The local newspaper stated that 4 times as many people were in favor of the park as were against it. An online poll reported that 2,4002,400 more people were in favor of the park than were against it. Based on these data, how many people were against the park?

Mark for Review

600

800

6,000

9,600

7m = n +

The given equation relates the distinct positive integers m, n, and p. Which equation correctly expresses p in terms of mm and n?

Mark for Review

p =

Check Your Work

On test day, you won't be able to move on to the next module until time expires.

For these practice tests, you can click Next when you're ready to move on.

Module II: Math

Unanswered

For Review

Guest

The questions in this section address a number of important math skills.

Use of a calculator is permitted for all questions. A reference sheet, calculator, and these directions can be accessed throughout the test.

Unless otherwise indicated:

All variables and expressions represent real numbers.
Figures provided are drawn to scale.
All figures lie in a plane.
The domain of a given function f is the set of all real numbers x for which f(x) is a real number.

For multiple-choice questions, solve each problem and choose the correct answer from the choices provided. Each multiple-choice question has a single correct answer.

For student-produced response questions, solve each problem and enter your answer as described below:

If you find more than one correct answer, enter only one answer.
You can enter up to 5 characters for a positive answer and up to 6 characters (including the negative sign) for a negative answer.
If your answer is a fraction that doesn't fit in the provided space, enter the decimal equivalent.
If your answer is a decimal that doesn't fit in the provided space, enter it by truncating or rounding at the fourth digit.
If your answer is a mixed number (such as 3 1 2 ), enter it as an improper fraction ( 7 2 ) or its decimal equivalent (3.5).
Don't enter symbols such as a percent sign, comma, or dollar sign.

The questions in this section address a number of important math skills.

Use of a calculator is permitted for all questions. A reference sheet, calculator, and these directions can be accessed throughout the test.

Unless otherwise indicated:

All variables and expressions represent real numbers.
Figures provided are drawn to scale.
All figures lie in a plane.
The domain of a given function f is the set of all real numbers x for which f(x) is a real number.

For multiple-choice questions, solve each problem and choose the correct answer from the choices provided. Each multiple-choice question has a single correct answer.

For student-produced response questions, solve each problem and enter your answer as described below:

If you find more than one correct answer, enter only one answer.
You can enter up to 5 characters for a positive answer and up to 6 characters (including the negative sign) for a negative answer.
If your answer is a fraction that doesn't fit in the provided space, enter the decimal equivalent.
If your answer is a decimal that doesn't fit in the provided space, enter it by truncating or rounding at the fourth digit.
If your answer is a mixed number (such as 3 1 2 ), enter it as an improper fraction ( 7 2 ) or its decimal equivalent (3.5).
Don't enter symbols such as a percent sign, comma, or dollar sign.

Module II: Math

Check Your Work

Module II: Math

Guest

Module II: Math

This Module is Over