Graphs of Proportional Relationships 10-16 HW

Which graph shows a proportional relationship between x and y?

• F
• G
• H
• J

Tags

CCSS.7.RP.A.2D

Does this graph represent a proportional relationship?  

• No, because it doesn't pass through the origin.
• Yes, because it doesn't pass through the origin.
• Yes, because it intersects the y axis.
• No, because it intersects the x axis.

Tags

CCSS.7.RP.A.2D

What is the constant of proportionality in this proportional relationship?

• 60 miles/1 hour

• 120 miles/ 2 hours

• 1 mile/ 1 hour

Which of the following rates is the constant of proportionality? (Hint: find a coordinate that is easy to read and simplify that rate down to the unit rate)

• 2 boys for every 1 girl

• 0.5 boys for every 1 girl

• 6 boys for every 1 girl

• 3 boys for every 1 girl

What makes a graph proportional?

• Linear (straight line)

• The line goes through the origin

• Curvy line

• Linear (straight line) and the line goes through the origin

What is the constant of proportionality for this graph? (hint: first determine what the scale of the graph is- what does each line on the y-axis represent? what are you counting by?)

• 100

• 25

• 50

• 200

What does the coordinate (2,50) mean in context of the problem?

• Taylor can 2 words in 50 min

• Taylor can write 50 words in 2 min

• Taylor can write 50 words per minute

• Taylor can write 150 words per minute

What coordinates correlate to the bottom red dot?

• (0,0)

• (1,5)

• (2,2)

• (-1,1)

A person making jam needs needs 5 cups of sugar to make 10 jars of jam.

• True

• False

Tags

CCSS.7.RP.A.2D

Which table shows a proportional relationship?

• A
• B
• C
• D

Tags

CCSS.7.RP.A.2A