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Q 1/28
Score 0
Which of the following represents a linear relationship?
120
y = x^2
y = 5/x
y = 2x + 3
y = 3x - 2
Q 2/28
Score 0
What is the slope-intercept form of a linear equation?
120
y = ax^2 + bx + c
y = mx + b
y = \frac{x}{a} + b
y = \frac{a}{x} + b
28 questions
Q.
Which of the following represents a linear relationship?
1
120 sec
Q.
What is the slope-intercept form of a linear equation?
2
120 sec
Q.
Which of the following is true about the slope of a vertical line?
3
120 sec
Q.
Which of the following is the y-intercept of the line represented by the equation y = 2x + 1?
4
120 sec
Q.
Solve for x: 6x + 3 = 5x - 7
5
120 sec
Q.
What is the slope of the line that passes through the points (-2, 3) and (4, 7)?
6
120 sec
Q.
If f(x) = 4x - 2, what is f(3)?
7
120 sec
Q.
What is the degree of the polynomial f(x) = 2x^5 - 3x^3 + 4x^2 + 5x - 1?
8
120 sec
Q.
Simplify the expression (3x^4y^3)^2 * (4x^2y)^3
9
120 sec
Q.
Which of the following is equivalent to the function f(x) = 2(x-3)^2 + 7?
10
120 sec
Q.
Which of the following sets of coordinates represents a point on the graph of the equation y = 2x - 5?
11
120 sec
Q.
Which of the following sets of coordinates represents a point on the graph of the equation y = -4x + 7?
12
120 sec
Q.
Which of the following statements is true for a one-to-one function?
13
120 sec
Q.
What is the equation of a line passing through the points (1,2) and (5,8)?
14
120 sec
Q.
Which of the following is the equation of a parabola?
15
30 sec
Q.
What is the slope of the line passing through the points (-2, -5) and (3, 1)?
16
120 sec
Q.
What is the equation of a line perpendicular to y = 2x - 1 and passing through the point (3,5)?
17
120 sec
Q.
A bakery sells muffins and croissants. Yesterday, the bakery sold a total of 150 muffins and croissants. If a muffin costs $1.25 and a croissant costs $1.75, and the bakery made $225 in sales, how many of each item were sold?
18
120 sec
Q.
A school play has a total of 160 chairs for the audience. If the play has already sold 60 adult tickets for $10 each and 80 children tickets for $5 each, how many more adult tickets must be sold in order to make $800?
19
120 sec
Q.
A movie theater has a total of 200 seats. If the tickets for a children's movie cost $5 each and the tickets for an adult movie cost $10 each, and the theater sold 120 tickets for a total of $1000, how many adult movie tickets were sold?
20
120 sec
Q.
What is the range of a function?
21
30 sec
Q.
A rectangular garden has a length that is 3 meters longer than its width. If the area of the garden is 84 square meters, what is the length of the garden?
22
120 sec
Q.
A ball is thrown into the air with an initial speed of 20 meters per second from a height of 5 meters. The height of the ball after t seconds is given by the equation h = -5t^2 + 20t + 5. How long does it take for the ball to hit the ground?
23
120 sec
Q.
A ball is thrown from the top of a building with an initial velocity of 16 meters per second. The height of the building is 60 meters. The height of the ball after t seconds is given by the equation h = -5t^2 + 16t + 60. How long does it take for the ball to hit the ground?
24
120 sec
Q.
A population of 5000 decreases by 10% every year. What is the population after 3 years?
25
120 sec
Q.
A bacteria culture initially contains 10,000 bacteria and doubles every hour. How many bacteria are there after 3 hours?
26
120 sec
Q.
A man bought a car for $25,000 and the value decreases by 12% each year. What will be the value of the car after 4 years?
27
120 sec
Q.
A radioactive substance decays by 20% every day. If the initial amount was 100 grams, how much will be left after 3 days?
