Bell Ringer Number 42

Front

What is a Ratio?

Back

A ratio is a comparison of two quantities.

Front

What is the ratio of oranges to bananas if there are 1 orange for every 3 bananas?

Back

1:3

Front

Find the unit rate: 40 slices in 5 pizzas. How many slices per pizza?

Back

8 slices per pizza.

Front

If Molly has 2 dogs for every 3 cats, how many cats will she have if she has 6 dogs?

Back

9 cats.

Front

Find the unit rate: 18 pints of juice in 9 bottles. How many pints per bottle?

Back

2 pints per bottle.

Front

What does it mean to find a unit rate?

Back

Finding a unit rate means determining how much of one quantity corresponds to one unit of another quantity.

Front

If the ratio of cats to dogs is 3:2, how many dogs are there if there are 12 cats?

Back

8 dogs.

Front

What is the unit rate of 60 miles in 3 hours?

Back

20 miles per hour.

Front

If a recipe calls for a ratio of 2 cups of flour to 3 cups of sugar, what is the ratio of flour to sugar?

Back

2:3

Front

How do you simplify the ratio 10:15?

Back

By dividing both sides by 5, it simplifies to 2:3.