4.4.2 Unit 4 Test Review

In a bag of marbles, there are 4 blue marbles and 2 red marbles. Which of the following statement is true if the bag has 6 marbles in total? (Find the relationship between the red and blue marbles in the bag.)

• 4 blue : 6 red

• 2 blue : 1 red

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

The image below shows the number of cats, dogs, and birds. Based on this image, sort the statements into the correct categories. True or False The ratio of cats to birds is 2 to 6 For every 1 dog, there are 2 birds For every 3 birds, there is 1 cat The ratio of cats to dogs is 3 to 2

• True

• The ratio of cats to birds is 2 to 6

• False

• For every 1 dog, there are 2 birds

• True

• The ratio of cats to dogs is 3 to 2

• True

• For every 3 birds, there is 1 cat

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

A certain parking lot has only red cars and blue cars. There are 50 cars in a certain parking lot. There are 2 green cars for every 3 blue cars. How many of the cars are green?

• 40

• 20

• 10

Tags

CCSS.6.RP.A.3B

James can type 300 words in 6 minutes. On average, how fast does James type?

• 10 words per minute

• 50 words per minute

• 40 words per minute

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Maddy and Charlie are walking from their homes to a large park. - Maddy walks 2.5 miles in 45 minutes at a steady pace. - Charlie walks 3 miles in 54 minutes at a steady pace. Which statement accurately compares their walking rates?

• Charlie walks 8 miles per minute

• Maddy and Charlie both walk 0.5 mile in 9 minutes

• Maddy walks 0.5 mile per minute slower than Charlie

Tags

CCSS.6.RP.A.3B

Three typists for a magazine type words at the following rates:

- Typist A: 248 words in 6 minutes
- Typist B: 441 words in 7 minutes
- Typist C: 480 words in 8 minutes

Find the unit rate in words per minute of all three typists. Round to the nearest whole number.

• 41

• Typist C: 480 words in 8 minutes

• 60

• Typist B: 441 words in 7 minutes

• 63

• Typist A: 248 words in 6 minutes

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

To make fresh orange juice, a shopper can buy Valencia oranges for $7.50 per pound. What equation relates the cost, c, and the pounds of oranges, p?

• c = 7.50p

• c = p + 7.50

• c = 7.50 + p

Tags

CCSS.6.EE.C.9

To make fresh orange juice, a shopper can buy Valencia oranges for $7.50 per pound. The equation c = 7.50p represents the scenario. In this equation, what is the constant of proportionality?

• 7.50

• c

• p

Tags

CCSS.7.RP.A.2B

• X = 3

• X = 24

• X = 54

Tags

CCSS.7.RP.A.2C

A model train has dimensions that are proportional to a real train. - The height of the real train is 20 feet. - The height of the model train is 2 inches. - The length of the real train is 80 feet. The unit used for the real train is in feet, and the unit for the model train is in inches. What is the length of the model train?

• 10 inches

• 20 inches

• 8 inches