Grade 6 Open Up Unit 3 Review

Open Up Unit 3 Review

percentages and ratios

Percents

set up a proportion

Multiple Choice

There are 25 students in class. 13 are girls. What percentage are girls?

• 52%

• 19%

• 13%

• 38%

Multiple Choice

We watched 54 minutes of the movie before lunch. We are 60% finished. How long is the movie?

• 32.4 minutes

• 21.6 minutes

• 111.11 minutes

• 90 minutes

Multiple Choice

The kids ate 60% of the cinnamon rolls. They ate 12. How many were there?

• 20

• 7.2

• 50

Speed and Pace Unit Rates

Multiple Choice

The imposter runs 50 meters in 10 seconds. What is her speed per second?

• 500 m per s

• 5 m per s

• 20 m per s

• 2 m per s

Multiple Choice

Santa's sleigh flies 800 kilometers per hour. How long does it take for him to go 400 kilometers between West Jordan and St. George?

• 1/4 and hour

• 2 hours

• 1/2 hour

• 4 hours

Walmart has a sale on corn. 3 cans for $2.

How much does 1 can cost?

Walmart has a sale on corn. 3 cans for $2.

How many partial cans can you get for $1.00?

Multiple Choice

Matt Stonie ate 4 quarts of ice cream in 5 minutes. How many quarts per minute did he eat?

• 1.25

• 0.8

• 5/4

• 4

Multiple Choice

Matt Stonie ate 4 quarts of ice cream in 5 minutes. How many minutes did it take to eat 1 quart?

• 1.25 minutes

• 0.8 minutes

• 20 minutes

Multiple Choice

Matt Stonie ate 4 quarts of ice cream in 5 minutes. At this rate how long will it take to eat 10 quarts?

• 10 minutes

• 12.5 minutes

• 8 minutes

Multiple Choice

The crew member did 4 tasks in 2 minutes. How many tasks per minute?

• 1/2 a task

• 1 task

• 2 tasks

• 4 tasks

Multiple Choice

The crew member did 4 tasks in 2 minutes. How many minutes per tasks?

• 1/2 a minute

• 1 minute

• 2 minutes

• 4 minutes

Multiple Choice

The crew member did 4 tasks in 2 minutes. At this rate, how many tasks will get done in 6 minutes?

• 4 tasks

• 8 tasks

• 10 tasks

• 12 tasks

Multiple Choice

Which is the better deal?

4 for $5

3 for $4

• 4 for $5

• 3 for $4

• They are the same.

Multiple Choice

Which is the better deal?

7 for $4.55

5 for $3.00

• 7 for $4.55

• 5 for $3.00

• They are the same.

Multiple Choice

Which is the better deal?

3 for $1.80

7 for $4.20

• 3 for $1.80

• 7 for $4.20

• They are the same.

Fill in the Blanks

Multiple Choice

Which weighs more, a 20 pound child or a 10 kilogram bag of potatoes? (2.2 pounds = 1 kilogram)

• potatoes

• child

Multiple Choice

Which weighs more, a 15 pound dog or a 6 kilogram bag of dog food? (2.2 pounds = 1 kilogram)

• bag of dog food

• dog