Oct 18 Bell Work

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:b'.

Front

How do you find the total number of helpers in a situation with ushers and technicians?

Back

Add the number of ushers to the number of technicians. For example, if there are 7 ushers and 11 technicians, the total is 7 + 11 = 18.

Front

What is the ratio of technicians to all helpers if there are 11 technicians and 7 ushers?

Back

The ratio is 11:18.

Front

What does equivalent ratio mean?

Back

Equivalent ratios are two or more ratios that express the same relationship between numbers. For example, 1:2 and 2:4 are equivalent ratios.

Front

How do you find a missing number in an equivalent ratio?

Back

To find a missing number in an equivalent ratio, set up a proportion and cross-multiply to solve for the unknown.

Front

If you earn $15 every 3 weeks, how much do you earn in 1 week?

Back

You earn $5 per week, calculated by dividing $15 by 3.

Front

How do you calculate total earnings over a specific number of weeks?

Back

Multiply your weekly earnings by the number of weeks. For example, if you earn $5 per week for 5 weeks, you earn $5 x 5 = $25.

Front

What is the formula to find miles per gallon?

Back

To find miles per gallon, divide the total miles traveled by the total gallons used. For example, 150 miles ÷ 5 gallons = 30 miles per gallon.

Front

What is the ratio of all songs to songs that are not rock if there are 10 rock songs, 6 rap songs, and 2 pop songs?

Back

The total number of songs is 18 (10 + 6 + 2), and the number of songs that are not rock is 8 (6 rap + 2 pop). The ratio is 18:8 or simplified to 9:4.

Front

What is the importance of understanding ratios in real-life situations?

Back

Understanding ratios helps in making comparisons, understanding proportions, and solving problems related to quantities in everyday life.