Ratios and Proportions

Is a percent a proportion?

• Yes

• No

• Sometimes

• Never

• I don't know

There is a ratio of 5 boys to 11 girls in our class. What is the total number of students if there are 6 boys?

• 26

• 18

• 11

What does a percent over 100 mean?

• More than 100

• More than 1 whole

• A sales tax or markup

What does the math word "of "mean? For example what is 1/6 of 12.

• Divide

• Add

• Multiply

• Subtract

Twelve percent of teachers use quizlet. What kind of graph would we use to show this data?

• Bar Graph

• Pie Chart

• Line Graph

• Stem Leaf Plot

How do you calculate whether 3/4 is in proportion to 6/8?

• Divide four into 3

• Cross Multiply

• Multiply 6 x 8, and if it equals 4 it is in proportion

Tags

CCSS.7.RP.A.2A

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

Which of the following shows the least expensive unit price? 

• 3 oranges for $1.02
• 4 oranges for $1.52 
• 5 oranges for $1.75
• 6 oranges for $2.46

Tags

CCSS.6.RP.A.3B

Which represents the relationship of oranges to fruit?

• 2:6
• 2:4
• 4:6
• 4:2

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Josh bought a pizza with eight slices of pizza for $12. What is the cost of a slice of pizza?

• $12
• $1.50
• $3
• $1

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2