Ratios, Rates and Unit Rates

What is the ratio of red apples to green apples

• 7 apples to 3 green
• 4 red apples to 7 apples
• 4 red apples to 3 green apples
• 3 green apples to 4 red apples

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is a Ratio?

• Is a comparison of two quantities 
• A rate with a denominator of one
• It is when the only factor the numerator and denominator share is a one 
• Two decimals that can be multiplied

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Simplify the ratio of
35 : 14

• 5 : 2
• 2 : 5
• 3 : 1
• 35: 14

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

Which of the following expresses a ratio?

• 2/3
• two-thirds
• 0.667
• 2.3

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Your brother has a bag of marbles.  He has 8 green marbles, 3 blue marbles, 7 red marbles, and 2 yellow marbles.  What is the ratio of blue marbles to red marbles?

• 3 to 8
• 3 : 7
• 2 to 7
• 2 : 3

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

Which rate is equivalent to 15 miles per hour?

• 30 miles in 3 hours
• 30 miles in 2 hours
• 30 miles in 5 hours

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Elijah earn $200 for 8 hours of work. What is the unit rate (in dollars per hour)?

• $50 per hour
• $12 per hour
• $192 per hour
• $25 per hour

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Refer to the double number line.
If Kim makes 8 loaves of bread, how many cups of raisins did she use?

• 4
• 12
• 16
• 24

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

What number is missing?

• 12
• 3
• 11
• 13

Tags

CCSS.4.OA.C.5

What is the ratio of circles to squares?

• 3:8

• 5:3

• 3:5

• 5:8

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2