Unit 4 Pre-Assessment

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another, often expressed as 'a to b'.

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 girls to boys if there are 5 boys and 7 girls?

Back

7 to 5

Front

If Mrs. Taylor paid $3 for 6 muffins, what is the cost of one muffin?

Back

$0.50 per muffin.

Front

If Ms. Elder paid $9 for 18 muffins, what is the cost of one muffin?

Back

$0.50 per muffin.

Front

Are the costs of one muffin from Mrs. Taylor and Ms. Elder equivalent?

Back

Yes, they both paid $0.50 per muffin.

Front

What is the ratio of red paint to yellow paint if the ratio is 3 oz to 5 oz?

Back

3 to 5

Front

How much yellow paint should be mixed with 9 oz of red paint if the ratio is 3 oz red to 5 oz yellow?

Back

15 oz of yellow paint.

Front

What is the total number of toy cars Patrick has if he has 2 black, 3 red, and 5 white toy cars?

Back

10 toy cars.

Front

What is the ratio of red toy cars to all toy cars if Patrick has 3 red toy cars?

Back

3 to 10.