Grade 6 Unit 2 Review

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows how many times one value contains or is contained within the other.

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common divisor (GCD).

Front

What is the ratio of boys to girls if there are 10 boys and 15 girls?

Back

2:3

Front

If Toni can type 180 words in 2 minutes, how many words can she type in 3 minutes?

Back

270 words

Front

What is the relationship between cups of flour and cups of sugar in a recipe that requires 4 cups of flour for every 2 cups of sugar?

Back

The ratio of flour to sugar is 4:2, which simplifies to 2:1.

Front

How many cups of flour are needed for 6 cups of sugar if the ratio is 4 cups of flour for every 2 cups of sugar?

Back

12 cups of flour.

Front

What is the cost of one goldfish if a bag of 12 goldfish costs $3?

Back

$0.25.

Front

How do you find the cost of one item when given the total cost and quantity?

Back

Divide the total cost by the quantity of items.

Front

If a field trip needs 3 adults for every 18 students, how many adults are needed for 72 students?

Back

12 adults.

Front

What is the method to determine how many adults are needed for a different number of students based on a given ratio?

Back

Use the ratio to set up a proportion and solve for the unknown.