Chapter 3 Rates and Ratios

Suppose a class has 14 redheads, 8 brunettes, and 6 blondes. What is the ratio of redheads to blondes?  Write your answer in simplest form. 

• 14:6
• 7:3
• 14:8
• 7:4

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

Write the ratio for 18 goldfish in a tank of 48 fish.  Simplify your answer.  

• 18/48
• 9/6
• 8/3
• 3/8

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

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

CCSS.6.RP.A.3

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

There are 13 boys and 10 girls in the classroom.  What is the ratio of boys to girls?

• 10 to 13
• 23 to 13
• 13 to 10
• 23 to 10

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

What is the missing number in the ratio table?

• 72
• 85
• 76
• 90

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

What is the missing number in the ratio table?

• 21
• 24
• 27
• 25

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

Which is NOT an equivalent fraction to one half?

• 2/4
• 2/3
• 4/8
• 3/6

Tags

CCSS.3.NF.A.3

Find the missing number of the equivalent fraction.

• 5
• 10

Tags

CCSS.6.NS.A.1

Are the fractions equivalent?

• Yes

• No

Tags

CCSS.6.EE.A.3

CCSS.6.EE.A.4