Bonus review-Complex ratio & Dividing fractions

A ratio is

• 
  a comparison of two quantities using division.

• another way of multiplying;

• 
  is a two dimensional figure.

• • is the same as the associative property.

Which one is NOT a ratio?

• 7-4

• 7:4

• 7/4

A complex fraction is NOT

• a fraction with a variable

• a fraction with a fraction in the numerator

• a fraction in both the numerator or the denominator

• a fraction with a fraction in the denominator

The ratio of red counters to blue counters is 3 : 1

What fraction of the counters are blue?

• ¹/₄

• ³/₄

• ¹/₃

• ³/₁

The ratio of green counters to blue counters is 4 : 5

What fraction of the counters are green?

• ⁵/₄

• ⁴/₅

• ⁴/₉

• ⁵/₉

There are 5 cats and 10 dogs. What is the fraction of cats to the total amount of animals in simplest form?

Your parents asked you to calculate miles per gallon for the family road trip. They drove 256 miles with 8 gallons of gas. How many miles per gallon?

• 16 miles per gallon

• 32 miles per gallon

• 42 miles per gallon

• 24 miles per gallon

A unit rate is

• 
  a rate with the denominator of one.

• a rate with the numerator of one.

Which is an example of a complex fraction?

• 1 mile