Comparing and scaling

Donuts4U has donuts on sale at 12 for $7.56.  What is a unit rate?

• 6 for $3.76
• 3 for $1.89
• $0.63 per donut
• $1.59 per donut

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A van travels 180 miles on 6 gallons of gas.  How many gallons will it need to travel 750 miles?

• 250 gallons
• 225 gallons
• 25 gallons
• 15 gallons

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If Alex can do 15 jumping jacks in 20 seconds, how many can he do in 2 minutes?

• 160 jumping jacks
• 90 jumping jacks
• 27  jumping jacks
• 100 jumping jacks

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If tickets are on sale for 20 tickets for $16.00, how many tickets can be bought for $50?  Assuming you can't buy part of a ticket.

• 50 tickets
• 40 tickets
• 62 tickets
• 100 tickets

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Recipe calls for 4 cups concentrate and 5 cups water:
160 people going to camp.  How many batches do you need to guarantee everyone gets 1 cup of juice.

• 17 batches
• 15 batches
• 18 batches
• 10 batches

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A number used to make comparisons between 2 quantities is a...

• equation
• ratio
• part to part
• proportion

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A relationship between one part of the whole and the whole is a...

• part to part ratio
• part to whole ratio

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A rule containing variables that represent a mathematical relationship is a...

• ratio
• equation
• part to part ratio 
• part to whole ratio

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You can write ratios in ______ different ways.

• 1
• 2
• 3

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CCSS.6.RP.A.1

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There are 75 Sour Patch Kids in a 15 oz bag. Which proportion is written correctly so that you can find the number of Sour Patch Kids in a 7 oz bag?

• A
• B
• C

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