QZ Using Ratio Notation Assessment

Front

What is a ratio?

Back

A ratio is a comparison of two quantities by division, showing how many times one value contains or is contained within the other.

Front

How do you express a ratio?

Back

A ratio can be expressed in three ways: using a colon (e.g., 2:3), as a fraction (e.g., 2/3), or in words (e.g., '2 to 3').

Front

What is the ratio of boys to girls if there are 10 boys and 14 girls?

Back

The ratio of boys to girls is 10:14, which simplifies to 5:7.

Front

How do you find the total number of items in a ratio?

Back

To find the total number of items in a ratio, add the parts of the ratio together. For example, in the ratio 2:3, the total is 2 + 3 = 5.

Front

What is a fraction?

Back

Front

How do you convert a fraction to a ratio?

Back

Front

What is the fraction of pink roses in Angelica's bouquet of 12 roses with 5 white roses?

Back

Front

How do you calculate the ratio of boys to total students if there are 10 boys in a class of 24 students?

Back

The ratio of boys to total students is 10:24, which simplifies to 5:12.

Front

What is the total number of students if there are 30 students and twice as many girls as boys?

Back

If there are 30 students and twice as many girls as boys, there are 10 boys and 20 girls.

Front

What is the fraction of children with stuffed animals at a party of 19 children?

Back