Unit 4 Test Review (6A) Part 1

Unit 4 Test Review (6A) Part I

Ratios, Rates and Proportional Relationships

Rates & Unit Rates

RATE: A comparison by division of two quantities with different attributes.

UNIT Rate: A rate when it is simplified to have a denominator of ONE.

Multiple Choice

The table shows the number of widgets that can be made in various minutes. Based on this information, what is the rate in widgets per minute?

• 110 widgets per minute

• 10 widgets per minute

• 330 widgets per minute

• 11 widgets per minute

Multiple Choice

David can jog 5.25 miles in 15 minutes. What is David's jogging rate per minute?

• 3.5 miles per minute

• 20.25 miles per minute

• 78.75 miles per minute

• 0.35 miles per minute

Ratio Tables can help make multiplicative comparisons.

Multiple Choice

Cheyenne is making a recipe that uses 5 cups of red beans and 2 cups of navy beans. If she is making the recipe for a party and uses 25 cups of red beans, what is the total cups of beans she will use?

• 35 cups of beans

• 10 cups of beans

• 32 cups of beans

• 49 cups of beans

Multiple Choice

Marvin has 6 purple skittles and 18 yellow skittles. Which statement is TRUE?

• The number of yellow skittles is 4 times the number of purple skittles.

• The number of yellow skittles is 12 times the number of purple skittles.

• The number of yellow skittles is one-third times the number of purple skittles.

• The number of yellow skittles is 3 times the number of purple skittles.

Multiple Choice

• Bailey used more lemons per water because 10 is greater than 3.

• Bailey used more lemons per water because 6:10 is greater than 2:3.

• Anna used more lemons per water because 2:3 is greater than 6:10.

• Anna used more lemons per water because 9 is greater than 6.