Week 16 - Warm 72 - 12/18

Front

What are two ratios that are equal called?

Back

Proportions

Front

In a certain apartment building, the ratio of tenants to cars is 3:5. If there are 30 tenants, how many cars are there?

Back

50

Front

If there are 2 cats and 5 dogs, what is the ratio of cats to dogs?

Back

2:5

Front

Does a graph that does not pass through the origin represent a proportional relationship?

Back

No, because it doesn't pass through the origin.

Front

Do the ratios 3:5 and 6:10 form a proportion?

Back

Yes, they form a proportion.

Front

What is the definition of a ratio?

Back

A ratio is a comparison of two quantities by division.

Front

How do you simplify the ratio 8:12?

Back

4:6 or 2:3.

Front

What is the term for a relationship where one quantity is a constant multiple of another?

Back

Proportional relationship.

Front

If the ratio of boys to girls in a class is 4:3 and there are 28 boys, how many girls are there?

Back

21 girls.

Front

What does it mean if two ratios are equivalent?

Back

It means they represent the same relationship between quantities.