Unit 3 Lesson 14 Flashcard Second Week of Ratios

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 find an equivalent ratio?

Back

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

Front

What is the ratio of girls to boys if there are 12 girls and the ratio is 2:3?

Back

If the ratio of girls to boys is 2:3 and there are 12 girls, then there are 18 boys.

Front

If 6:5 is a ratio, what is the equivalent ratio for 54:?

Back

The equivalent ratio is 54:45.

Front

How do you solve for an unknown in a ratio?

Back

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

Front

What is the relationship between ratios and fractions?

Back

Ratios can be expressed as fractions, where the first term is the numerator and the second term is the denominator.

Front

If Morgan sleeps 40 hours every 5 days, how many days will it take him to sleep 200 hours?

Back

It will take Morgan 25 days to sleep 200 hours.

Front

What is the ratio of tacos to pizza if 180 students prefer tacos and the ratio is 3:2?

Back

If 180 students prefer tacos, then 120 students prefer pizza.

Front

What does it mean if two ratios are equivalent?

Back

Two ratios are equivalent if they represent the same relationship between quantities, meaning they simplify to the same fraction.

Front

How can you express the ratio 5:4 in different terms?

Back

The ratio 5:4 can be expressed as 25:20, which is an equivalent ratio.