Ratio and Proportion

Which statement best describes what a ratio is.

• A number
• A comparison of two quantities using division.
• A comparison
• A comparison of many things.

Tags

CCSS.6.RP.A.1

What is the ratio of girls who chose soccer to girls who chose basketball?

• 6 girls chose soccer for every 7 girls chose basketball.
• 7 girls chose soccer for every 6 girls chose basketball.
• 6 girls chose basketball for every 7 girls chose soccer.
• 6 girls chose soccer for every 5 girls chose basketball.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

Which of the following options is a real life example of a ratio?

• 12 noodles
• 4 meatballs : 1 cup of sauce
• 1 jar of sauce
• 15 desserts

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

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.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

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.2

Solve for x 

• x = 6
• x = 25
• x = 28
• x = 17

Tags

CCSS.7.RP.A.3

Solve for x 

• x = 16
• x = 28
• x = 1/26
• x = 26

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.NS.A.1

What is a proportion?

• When two ratios can be simplified
• When two ratios are equivalent and show the same value
• When two ratios have the exact same numbers
• When two ratios can be multiplied by 2

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

Solve the proportion.

• 10.8
• 7.5

Tags

CCSS.6.EE.B.7

CCSS.6.RP.A.1

CCSS.6.RP.A.3