7th grade- Unit 3 Review

Front

What is the cost of 10 pounds of hamburger meat if it sells for $6 for every 3 pounds?

Back

$20

Tags

CCSS.6.RP.A.3B

Front

What is 12% of 40?

Back

4.8

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CCSS.6.RP.A.3C

Front

What is 19% of 50?

Back

9.5

Tags

CCSS.6.RP.A.3C

Front

What is the percent decrease from $65.50 to $52.40?

Back

20%

Tags

CCSS.6.RP.A.3C

Front

Solve the proportion: If 3/4 = x/21, what is x?

Back

21

Tags

CCSS.7.RP.A.2B

Front

What is the formula to calculate percent decrease?

Back

Percent Decrease = ((Original Price - Sale Price) / Original Price) * 100

Tags

CCSS.6.RP.A.3C

Front

How do you calculate the total cost when buying multiple items at a unit price?

Back

Total Cost = Unit Price * Quantity

Tags

CCSS.6.RP.A.3B

Front

What is the definition of a proportion?

Back

A proportion is an equation that states that two ratios are equal.

Tags

CCSS.7.RP.A.2A

Front

If a shirt costs $30 and is on sale for $24, what is the percent decrease?

Back

20%

Tags

CCSS.6.RP.A.3C

Front

What is the formula to find a percentage of a number?

Back

Percentage = (Part / Whole) * 100