Unit 2B Test Review (for District Common Assessment)

Mrs. Caldwell recently emptied her purse and found a stash of quarters and nickles. After counting them all out, she remembers that she has 16 nickles and that the total was $5.80.

1

Write an equation to help her find the number of quarters:

1

Solve the equation to find the number of quarters.

1

At the movies with your friend, you stop by the consession stand. You decide to share a bag of popcorn, which costs $7, and you want to get two seperate drinks, which cost d dollars each. Write an equation that represents the total amount, T, that you two spent?

1

This year at the state fair, it costs $10 to enter and $1 per ticket at carnival booths. Create a graph to model this situation, where y is the total cost of your trip to the fair.

1

Which coordinate(s) is/are a solution(s) of 2x+6y=6?

A

B

C

D

1

Which time and elevation combination is not correct?

(0,360)

(5,260)

(10,180)

(16,40)

1

What is the y-value when x=20?

Consider three points on a plane,

A = (5,2), B = (−1, 8) and C = (7,0).

1

Find the equation of the line through A and B:

1

Using the equation above, C lies on the same line as A and B...

Tačno

Netačno

Given the equation:

3x-4y=12

1

What is the x-intercept?

1

What is the y-intercept?

1

Sketch the graph:

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Is the graph increasing or decreasing?

increasing

decreasing

1

Russell is looking at two functions. The first function is represented by the equation:

The second function, g(x), is represented in the graph below.

null

1

Which function has the largest y-intercept?

f(x)

g(x)

1

Which function has the largest slope?

f(x)

g(x)

1

The table below represents the number of guppies, y, in a fishtank after x months.

null

1

What is the slope of the data?

1

What is the y-intercept of the data?

1

Write an equation for the data:

1

The function f(x) = 0.75x + 9 represents the cost, in dollars, of a burger with x toppings. What does the 0.75 represent?

1

Which situation is best modeled by a linear function?

The population of a town increases by 1.5% each year.

The height of a rocket shot into the air increases and then decreases.

The cost of a yearbook ad starts at $25 and increases by $5 each week after October 18th.

The number of teams remaining in a soccer tournament is reduced by half at the end of each round.

1

Which function represents a pattern that changes by a constant amount from term to term?

f(x)

g(x)

h(x)

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Unit 2B Test Review (for District Common Assessment)

Write an equation to help her find the number of quarters:

Solve the equation to find the number of quarters.

At the movies with your friend, you stop by the consession stand. You decide to share a bag of popcorn, which costs $7, and you want to get two seperate drinks, which cost d dollars each. Write an equation that represents the total amount, T, that you two spent?

This year at the state fair, it costs $10 to enter and $1 per ticket at carnival booths. Create a graph to model this situation, where y is the total cost of your trip to the fair.

Which coordinate(s) is/are a solution(s) of 2x+6y=6?

Which time and elevation combination is not correct?

What is the y-value when x=20?

Find the equation of the line through A and B:

Using the equation above, C lies on the same line as A and B...

What is the x-intercept?

What is the y-intercept?

Sketch the graph:

Is the graph increasing or decreasing?

Which function has the largest y-intercept?

Which function has the largest slope?

What is the slope of the data?

What is the y-intercept of the data?

Write an equation for the data:

The function f(x) = 0.75x + 9 represents the cost, in dollars, of a burger with x toppings. What does the 0.75 represent?

Which situation is best modeled by a linear function?

Which function represents a pattern that changes by a constant amount from term to term?

Write an equation to help her find the number of quarters:

Solve the equation to find the number of quarters.

At the movies with your friend, you stop by the consession stand. You decide to share a bag of popcorn, which costs $7, and you want to get two seperate drinks, which cost d dollars each. Write an equation that represents the total amount, T, that you two spent?

This year at the state fair, it costs $10 to enter and $1 per ticket at carnival booths. Create a graph to model this situation, where y is the total cost of your trip to the fair.

Which coordinate(s) is/are a solution(s) of 2x+6y=6?

Which time and elevation combination is not correct?

What is the y-value when x=20?

Find the equation of the line through A and B:

Using the equation above, C lies on the same line as A and B...

What is the x-intercept?

What is the y-intercept?

Sketch the graph:

Is the graph increasing or decreasing?

Over what values of x is the graph negative?(Hint: write an interval)

Which function has the largest y-intercept?

Which function has the largest slope?

Which function has the largest value whe x=5?

What is the slope of the data?

What is the y-intercept of the data?

Write an equation for the data:

The function f(x) = 0.75x + 9 represents the cost, in dollars, of a burger with x toppings. What does the 0.75 represent?

Which situation is best modeled by a linear function?

Which function represents a pattern that changes by a constant amount from term to term?

Over what values of x is the graph negative?(Hint: write an interval)

Which function has the largest value whe x=5?

Over what values of x is the graph negative?
(Hint: write an interval)

Over what values of x is the graph negative?
(Hint: write an interval)