ratio and proportion

Determine the ratio of the following
'30 minutes to 2 hours'

• 30 : 2
• 1 : 4
• 1 : 6
• None of the above

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

In a class there are 30 boys and 12 girls. Find the ratio of number of boys to number of girls.

• 2 : 5
• 5 : 2
• 3 : 4
• None of the above

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

In a class there are 15 boys and 20 girls, find the ratio of number of girls to the total number of students in the class 

• 3 : 4
• 4 : 3
• 4 : 7
• 7 : 4

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

• 3
• 4
• 5
• 1

Tags

CCSS.7.RP.A.2B

In the recipe of a lemonade 2 cups of sugar is needed for 3 lemons. How many lemons are needed for 6 cups of sugar?

• 4
• 6
• 8
• 9

Tags

CCSS.6.RP.A.3B

What is the ratio to the picture shown, triangles to squares?

• 2:6
• 5:6
• 3:4
• 4:3

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Solve the proportion.

• k=5
• k=3.3333333
• k=60
• k=90

Tags

CCSS.7.RP.A.2B

A unit rate is a ratio with:

• A denominator of 1
• A numerator of 1

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Determine if the ratios are proportional.
4/5 and 15/20

• Yes
• No

Tags

CCSS.7.RP.A.2A