Modeling With Linear Association

Which statement below accurately represents the graph?

• $100 is earned for each hour worked

• $100 is earned for every 2 hours worked

• $500 is earned for every 8 hours worked

• $200 is earned for every 3 hours worked

Dorothy loves to make cakes.  The following table shows how the number of eggs that she has left changes as she makes cakes.
What is the meaning of the y-intercept?

• She uses 5 eggs for every 2 cakes.

• She started with 47 eggs.

• She uses 47 eggs for every 0 cakes.

• She started with 5 eggs.

Write an equation for the word problem: 
A tree was planted when it was 10 inches tall. It grows 3 inches per week.

• y = 3x

• y = 10x + 3

• y = 10x

• y = 3x + 10

Write an equation that represents this graph.

• y = -1.25x - 1

• y = 1.25x + 1

• y = 2x -1

• y = x + 1

Find the slope of the line.

• Undefined

• 0

• 1

• -1

What is the y-intercept?
y = 6x - 4 

• 6/1

• 1/6

• -4

• 4

Which of the following has a y-intercept of 3?

• y = 3x +2

• x=3

• y=2x+3

• y=x

What is the meaning of the slope?

• You will receive $4 per paper delivered.

• You will receive $5 per paper delivered

• You will receive $20 per paper delivered

• You will receive $20 for the day

Given the following table, write the linear equation.

• y = 9x + 3

• y = 3x + 12

• y = 3x + 9

• y = 1x + 12

A 7-inch candle burns at a rate of 2-inches per hour. Which equation represents the relationship between y, the height of the candle in inches, and x, the number of hours the candle burns?

• y=2x+7

• y=-2x+7

• y=2-7x

• y=7x+2