Quiz #7 (Ratios, Unit Rate, Proportions)

The pet store has 18 dogs toys for sale. 10 toys are frisbees and the rest are bones. What is the ratio of bones to frisbees in simplest form?

• 5/9
• 8/10
• 4/5
• 18/10

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

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.7.RP.A.2A

Solve the proportion.

• k=5
• k=3.3333333
• k=60
• k=90

Tags

CCSS.7.RP.A.2B

In an animal shelter, the ratio of dogs to cats is 5 to 3. There are 25 dogs.  Write and solve a proportion to find the number c of cats.

• c=15
• c=18
• c=21
• c=16

Tags

CCSS.7.RP.A.3

Hamburger sells for 3 pounds for $6. If Alicia buys 10 pounds of hamburger, how much will she pay?

• $30
• $20
• $60
• $10

Tags

CCSS.6.RP.A.3B

A recipe requires 2 cups of milk for every 3 cups of flour. If you use 8 cups of milk, how many cups of flour do you need?

• 9
• 12
• 16
• 6

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

The Martin family's truck gets an average of 25 miles per gallon. Predict how many miles they can drive on 7 gallons. 

• 20
• 125
• 35
• 175

Tags

CCSS.6.RP.A.2

CCSS.6.RP.A.3

If 30 kids in the class like grape juice, how many kids like pineapple juice?  Use the tape diagrams to answer.

• 4
• 30
• 70
• 40

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

The 6th grade took a field trip to the movies. The table shows the price of popcorn based on the quantity purchased. How much would it cost for 20 bags of popcorn? 

• 50
• 55
• 60
• 65

Tags

CCSS.6.EE.B.6

CCSS.6.EE.B.7

CCSS.6.NS.B.3

CCSS.6.RP.A.2

CCSS.6.RP.A.3

A tree stands 20 ft high with a shadow of 2 ft long.  If the tree next to it is 40ft tall, how long would its shadow be?

• 4ft
• 2ft
• 1ft
• 3ft

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3