Proportional Relationships

Tags

TEKS.MATH.8.4A

Triangle RVT and triangle RBS are similar right triangles. Which proportion represents the slope of the line containing R,S, and T?

Tags

TEKS.MATH.8.4A

Tags

TEKS.MATH.8.4A

A printing store used 24 ounces of ink in 18 minutes. Which graph has a slope that best represents the average number of ounces of ink used per minute?

• 
• 
• 
• 

Tags

TEKS.MATH.8.4B

A bus travels 25 miles in 30 minutes. Which graph has a slope that best represents the number of miles per minute the bus travels?

• 
• 
• 
• 

Tags

TEKS.MATH.8.4B

An artist started with some paint bottles. The artist buys the same number of additional bottles each week. The table shows the linear relationship between x, the number of weeks, and y, the number of bottles that the artist has. How many bottles did the artist have at the start?

• 3

• 9

• 13

• 15

Tags

TEKS.MATH.8.4C

The table shows a linear relationship between the variables x and y. What are the slope and y-intercept of the linear relationship? Choose the correct answer from each drop-down menu to complete the sentence.

The slope of the linear relationship is ​ (a)   and the y intercept is ​ (b)   .

Tags

TEKS.MATH.8.4C

The graph of a linear function is shown on the coordinate grid. What are the slope and y-intercept of the function?

Slope: ​ (a)  

y-intercept:​ (b)  

Tags

TEKS.MATH.8.4C

• 
• 
• 
• 

Tags

TEKS.MATH.8.5A

Jeri paid $2.52 for 6 oranges. Each orange costs the same amount. Which function can be used to find the total cost in dollars, c, for purchasing n oranges?

Tags

TEKS.MATH.8.5A