Time to Shine: Unit Rate and Proportions

Time to Shine: Ration, Unit Rate and Proportions

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Multiple Choice

There are 4 triangles, 12 squares, and 6 circles.  What is the ratio of triangles to squares? Simplify.

• 12 : 4
• 2 to 6
• 1 : 3

Multiple Choice

In a school the ratio of boys to girls is 3 : 6. Which table represents this same relationship?

Multiple Choice

Kim’s favorite snack mix contains peanuts and plain chocolate bites. She has been experimenting with different recipes. Which of the mixtures could she use to show a proportional relationship of 4:1?

Multiple Choice

What is a unit rate?

• A comparison of two quantities where the second quantity is always 1 unit
• A rate that compares 2 different quantities
• a rate with units 
• a comparison of two quantities where the first quantity is always 1

Multiple Choice

Which of the following is a UNIT RATE?

• 10 miles / 2 hours
• $6 for each hour
• 1 box / $3
• 15 pounds every 5 servings

Multiple Choice

Find the unit rate.

44 stamps on 4 sheets = _________ stamps per sheet

• 11

• 12

• 8

• 10

Multiple Choice

Find the unit rate

• 1

• 2

• 10

• Not a constant slope/Non-Linear

Multiple Choice

Mr. Jones’ truck can drive 4.5 miles on one gallon of gas. Mr. Jones made a table to show how far the truck can travel on a tank of gas.

What number is missing from the table?

• 36

• 28

• 24

• 20

Multiple Choice

What is the unit rate for the rain fall?

• 2 cm per hour
• 1 cm per hour
• ¹/₂ cm per hour
• 4 cm per hour

Multiple Choice

Is this table proportional?

• Yes
• No

Multiple Choice

Is this table proportional?

• Yes
• No

Multiple Choice

Does the table represent a proportional relationship?

• Yes.
• No.

Multiple Choice

What are the two rules that make a graph proportional?

• Straight Line and goes through the Origin
• Straight Line and is very steep
• Curved Line and goes through the origin
• Passes through the point (1,0) and is a straight line

Multiple Choice

Which graph is non-proportional?

• A
• B
• C
• D

Multiple Choice

Why does this graph show a non-proportional relationship?

• Because it is proportional
• It goes through the origin
• It does not go through the origin
• It is a straight line

Multiple Choice

What is the unit rate in this proportional relationship?

• 60 miles/1 hour
• 120 miles/ 2 hours
• 1 mile/ 1 hour