Proportional Relationships

Proportional Relationships

Multiple Choice

Which statement best describes the relationship between x and y in the table?

• Proportional
• Not Proportional

Multiple Choice

Is this table proportional?

• yes
• no
• I'm not sure, I need extra help!

Multiple Choice

Is the given table a proportional relationship? If so, what is the constant of proportionality?

• Yes; 1/3
• Yes; 3
• Yes; 5
• No

Multiple Choice

This is a table with a proportional relationship between A and B.  Find the missing value of B. 

• 33
• 44
• 32
• 48

Multiple Choice

Ordered pair (0,0) is also known as the ___.

• y-axis

• x-axis

• origin

• constant

Multiple Choice

What makes a graph proportional?

• Linear
• The line goes through the origin
• Curvy line
• Linear and the line goes through the origin

Multiple Choice

Is the graph proportional or non-proportional?

• Proportional

• Non-Proportional

Multiple Choice

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.

Multiple Choice

Which statement matches the graph?

• Taylor can write 6 words per minute
• Taylor can write 25 words per minute
• Taylor can write 50 words per minute
• Taylor can write 150 words per minute

Multiple Choice

Which of the following rates of change represents the graph shown?

• 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

Multiple Choice

What is the formula for a proportional relationship?

• y=kx
• y=k/x
• z=ykx
• y=ky

Multiple Choice

Does this equation represent a proportional relationship?

• Yes

• No

Multiple Choice

If the constant of proportionality is 10, which of the following is the correct proportional equation?

• 10=kx
• 10=k
• y=10k
• y=10x

Multiple Choice

Does this equation represent a proportional relationship?

• Yes

• No

Multiple Choice

Which best describes the equation?
y = 75x

• Proportional
• Nonproportional

Multiple Choice

Which equation shows a NON-proportional relationship of x and y?

• y = 5x
• y = -5.6x
• y = x + 3
• y = 1/2x

Multiple Choice

Does the graph show a proportional relationship? 

• No, it's a curved line
• No, it's a pretty line
• Yes, if you connect the line, it is kind of straight.
• Yes, the dots are pink

Multiple Choice

In the equation y = 14x, what is the constant of proportionality?

• y

• x

• 14

Multiple Choice

Is the given table a proportional relationship? If so, write an equation that relates y to x.

• Yes;  y=1/3x
• Yes;  y=3x
• Yes;  y=5x 
• No

Multiple Choice

Using the graph given, how much money would be given at 6 hours?

• $12

• $8

• $16

• $4

Multiple Choice

What is the constant of proportionality of the graph above?

• 16
• 1/16
• 1
• None of the above

Multiple Choice

The constant of proportionality is also the unit rate.

• True
• False

Multiple Choice

Is the graph proportional or non proportional?

• proportional
• non proportional

Multiple Choice

What calculation should you complete to find the unit rate?

• $180\ \div6$

• $6\ \div180$

• $180\times6$

• $6\times180$

Multiple Choice

What calculation should you perform to find the unit rate?

• $10\ \div\ 5000$

• $10\ \times5000$

• $5000\ \div10$

• $5000\times10$

Multiple Choice

What is the unit rate of this graph?

• 75 beats/minute

• 100 beats/minute

• 150 beats/minute

• 200 beats/minute

Multiple Choice

The candy store sells 25 gummi bears for 5 cents, what's the unit rate for gummi bears sold?

• 1 gummi bears to 5 cents

• 5 gummi bears to 1 cent

• 5 cents to 10 gummi bears

• 25 cents to 100 gummi bears

Multiple Choice

Find the unit rate: $3.60 for 3 pounds of apples.

• $1.00 per pound

• $3.60 per pound

• $1.20 per pound

• $1.10 per pound