Ratios, Rates, and Unit Conversion

In a bouquet of​ flowers, there are 7 daisies and 19 roses. Write the ratio of daisies to roses in three different ways.

• 19 to 7, 19:7, 19/7
• 19 to 7, 7:19, 7/19
• 7 to 19, 7:19, 7/19
• 7 to 19, 19:7, 19/7

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

A jug of juice has 9 cups of pineapple juice and 4 cups of orange juice. Write the ratio of number of cups of pineapple juice to total number of cups of juice in three different ways.

• 9 to 4, 9:4, 9/4
• 4 to 13, 4:13, 4/13
• 9 to 13, 9:13, 13/9
• 9 to 13, 9:13, 9/13

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

Write the ratio as a fraction in simplest form. 16 feet to 8 yards

• 2/3
• 2/1
• 4/6
• 4/2

A package of 3 pairs of insulated gloves costs ​$20.37. What is the unit price of the pairs of gloves​?

• $6.91
• $6.79
• $3.40
• $61.11

Tags

CCSS.6.NS.B.2

CCSS.6.NS.B.3

CCSS.6.RP.A.2

CCSS.6.RP.A.3

Company A sells 16 bears for ​$44.96. Company B sells 15 bears for ​$42.60. Company C charges ​$33.48 for 12 bears. Which company has the best​ buy?

• Company A
• Company B
• Company C
• All 3 are the same

Tags

CCSS.6.NS.B.3

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

Population density is the number of people per unit of area. The population density of a certain region is 45 people per square kilometer. If the region covers 31 square​ kilometers, what is the population of the​ region?

• 1.45
• 1350
• 0.69
• 1395

A recipe includes 8 cups of flour and 2/3 cup of milk. Write the ratio of the amount of flour to the amount of milk as a fraction in simplest form.

• 12 or 12/1
• 1/12
• 8/3
• 3/8

• 4/3
• 3/4
• 12/25
• 25/12

• 3 hours/yard
• 3 yards/hour
• 1/3 hours/yard
• 1/3 yards/hour

​Yesterday, Grace drove 28 1/2 miles. She used 1 1/4 gallons of gasoline. What is the unit rate for miles per​ gallon?

• 22 4/5 miles per gallon
• 5/114 miles per gallon
• 22.4 miles per gallon
• 20 miles per gallon

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3