Bell Work Nov 30

Front

What is an equivalent ratio?

Back

An equivalent ratio is a ratio that expresses the same relationship between two quantities, even if the numbers are different. For example, 2:6 and 1:3 are equivalent ratios.

Front

Which of the following is NOT an equivalent ratio of 2:6? 1:3, 5:15, 8:12, 6:18

Back

8:12 is NOT an equivalent ratio of 2:6.

Front

How do you find the total cost of multiple items?

Back

To find the total cost, multiply the price of one item by the number of items. For example, if one balloon costs $0.75 and you want 16 balloons, the total cost is $0.75 x 16 = $12.

Front

If it takes 12 minutes to make 4 balloons, how long will it take to make 16 balloons?

Back

It will take 12 minutes to make 16 balloons.

Front

How do you calculate the cost of milk if you need 12 quarts and each gallon costs $2.99?

Back

First, convert quarts to gallons (12 quarts = 3 gallons). Then multiply the number of gallons by the cost per gallon: 3 x $2.99 = $8.97.

Front

What is the formula to find the price per gallon of gas?

Back

The formula is: Price per gallon = Total cost / Number of gallons. For example, if it costs $46.80 to fill a 13-gallon tank, the price per gallon is $46.80 / 13 = $3.60.

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another. For example, the ratio of 5 males to 4 females can be written as 5:4.

Front

If the ratio of males to females at a camp is 5 to 4 and there are 40 males, how many females are there?

Back

There are 32 females at the camp.

Front

What does it mean if two ratios are equivalent?

Back

It means that they represent the same relationship between the quantities, even if the numbers are different.

Front

How do you convert quarts to gallons?

Back

To convert quarts to gallons, divide the number of quarts by 4, since there are 4 quarts in a gallon.