Ratios, Rates, Complex Fractions, & Scale Factor

If there are 2 dogs and 3 cats, which of the following shows the ratio of cats to dogs.

• 2/3

• 3 : 2

• 2 : 3

• 2 to 3

What is NOT TRUE about a unit rate?

• Unit rates have a denominator of 1

• Unit rates have a numerator of 1

• In unit rates, the money goes first when you divide.

• The word "PER" means to divide.

There are 45 boys and 30 girls on the soccer team, which ratio shows the ratio of BOYS TO GIRLS simplified?

• 45 to 30

• 30:45

• 3/2

• 9/6

You have 4 footballs, 6 baseballs and 10 golf balls. Write a ratio of baseballs to total balls in simplest form.

• 6 to 10

• 3 to 5

• 3 to 2

• 3 to 10

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which is NOT equivalent to 3:5?

• 15:25
• 9:15
• 21:28
• 30:50

Tags

CCSS.6.RP.A.3A

The car travels 440 miles in 8 hours. What is the unit rate?

• 12 miles in 1 hour
• 55 miles in 1 hour
• 110 miles in 1 hour
• 44 miles in 1 hour

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.NS.B.2

CCSS.6.RP.A.3

Mrs. Wolter ran 5 miles in 2.5 hours. What was her speed in miles per hour?

• 1 miles per hour
• 2.5 miles per hour
• 2 miles per hour

Simplify the complex fraction.

• 18
• 1/18
• 9/72
• 1/8

Tags

CCSS.6.NS.A.1

CCSS.6.EE.A.3

Martin rode his bike 3/4 miles in 3 minutes. Assume he rode the same speed the entire time. How fast did he ride in miles per minute?

• 1/4 mile per minute

• 1 mile per minute

• 3/4 mile per minute

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

• 42 miles per gallon

• 24 miles per gallon

• 32 miles per gallon

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2