Ratios

What is a Ratio?

• Is a comparison of two quantities

• To multiply two fractions

• Strictly a fraction

• Two decimals that can be multiplied

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

If there are 5 boys and 7 girls, write the ratio of girls to boys.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

A bag of marbles comes with 3 blue marbles, 2 red marbles, and 5 yellow marbles. What is the ratio of red to yellow?

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

A ratio can be written as all the ways below EXCEPT which one?

• 3=4

• 3:4

• 3 to 4

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

To disinfect 1 quart of stream water to make it drinkable, you need to add 2 tablets of iodine. How many tablets do you need to disinfect 4 quarts?

• 4 tablets

• 5 tablets

• 6 tablets

• 8 tablets

Tags

CCSS.6.RP.A.3B

Luz earns $400 for 40 hours of work. Use a ratio table to determine how much she earns for 6 hours of work.

• $60.00

• $20.00

• $40.00

• $10.00

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

A bag of marbles comes with 3 blue marbles, 2 red marbles, and 5 yellow marbles. What is the ratio of red to yellow?

• 2 to 5
• 5 to 3
• 3 to 5
• 5 to 2

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

In a certain apartment building, the ratio of tenants to cars is 3:5. If there are 30 tenants, how many cars are there?

• 35
• 60
• 18
• 50

Tags

CCSS.6.EE.B.7

CCSS.6.RP.A.1

CCSS.6.RP.A.3

What is the ratio of triangles to squares?

• 2:6
• 5:6
• 3:4
• 4:3

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is the ratio of red circles to blue stars?

• 3:4
• 7/4
• 11/4
• 4 to 7

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2