Ratio Word Problem-Check!

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' or a:b.

Front

How do you solve a proportion?

Back

To solve a proportion, you can cross-multiply the two ratios and set them equal to each other, then solve for the unknown.

Front

What does it mean to trade in a ratio?

Back

Trading in a ratio means exchanging quantities of items based on a specific relationship, such as 5 comic books for 6 comic books.

Front

If the ratio of boys to girls is 2:5 and there are 6 boys, how many girls are there?

Back

15 girls.

Front

What is the formula to find the number of items in a ratio?

Back

If you know the total number of items and the ratio, you can use the formula: (part of ratio / total ratio parts) * total items.

Front

How do you find the equivalent ratio?

Back

To find an equivalent ratio, multiply or divide both terms of the ratio by the same non-zero number.

Front

What is a unit rate?

Back

A unit rate is a ratio that compares a quantity to one unit of another quantity, such as miles per hour.

Front

How can you represent a ratio visually?

Back

You can represent a ratio visually using bar models, pie charts, or tables to show the relationship between the quantities.

Front

If Sarah used 9 red beads and 12 blue beads, what is the ratio of red to blue beads?

Back

The ratio of red to blue beads is 9:12, which simplifies to 3:4.

Front

How do you scale a ratio?

Back

To scale a ratio, multiply or divide both parts of the ratio by the same number to maintain the same relationship.