7th grade math Review First Semester

Front

What is the relationship between cups of milk and cups of water in a recipe that requires ⅓ cup of milk for each ¼ cup of water?

Back

For each cup of milk, you need ¾ cups of water.

Tags

CCSS.6.RP.A.3B

Front

How do you calculate the number of pieces of candy per ounce in a 15 oz bag containing 75 pieces?

Back

Divide the total pieces by the total ounces: 75 pieces ÷ 15 oz = 5 pieces per ounce.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

In the equation y = kx, what does the variable k represent?

Back

k represents the constant of proportionality, multiplier, or scale factor.

Tags

CCSS.7.RP.A.2C

Front

How do you find the percentage of customers who choose vanilla ice cream from a total?

Back

Divide the number of vanilla customers by the total customers and multiply by 100.

Front

What is a proportional relationship?

Back

A relationship where two quantities maintain a constant ratio.

Tags

CCSS.7.RP.A.2A

Front

If a table shows a constant ratio of 3, is it a proportional relationship?

Back

Yes, it is a proportional relationship with a constant of 3.

Tags

CCSS.7.RP.A.2A

Front

How do you convert a fraction to a percentage?

Back

Multiply the fraction by 100.

Front

What is the formula for finding the constant of proportionality?

Back

The constant of proportionality is found by dividing y by x in the equation y = kx.

Tags

CCSS.7.RP.A.2B

Front

If a recipe requires ⅓ cup of milk for every ¼ cup of water, how many cups of water are needed for 1 cup of milk?

Back

You need ¾ cups of water for 1 cup of milk.

Tags

CCSS.7.RP.A.1

Front

What is the formula to find the average number of items per unit?

Back

Average = Total items ÷ Total units.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2