Ratios and Unit Rates with Fractions

In a bouquet of flowers, there are 6 daises and 11 roses. Write the ratio of daises to roses in 3 ways.

• 11 to 6, 11: 6, 6∕11
• 6 to 11, 6 : 11, 6∕11
• 6 to 11, 11: 6, 11∕6
• 11 to 6, 6 : 11, 6∕11

A jug of juice has 5 cups of pineapple juice and 2 cups of orange juice. Write the ratio of number of cups of pineapple juice to the total number of cups of juice 3 ways.

• 5 to 7, 5 : 7, 5 ∕ 7
• 5 to 7, 5 : 7, 7 ∕ 5
• 2 to 7, 2 : 7, 7 ∕ 2
• 5 to 2, 5 : 2, 5 ∕ 2

Write the ratio as a fraction in simplest form.
16 feet to 6 yards

•  9 ∕ 8 feet
•  8 ∕ 3 yards
•  8 ∕ 9 feet
•  3 ∕ 8 yards

A package of 3 pairs of insulated gloves cost $16.17. What is the unit price of the pairs of gloves?

• $ 48.51
• none of these answers
• 0.18 cents
• $ 5. 39

The ski team needs new uniforms. The students plan to sell plush toy eagles for $5 each. The students find 3 companies on- line that sell stuffed mascots. Company A sells 18 eagles for $49.32. Company B sells 16 eagles for $43.36. Company C charges $41.55 for 15 eagles. Which company has the best buy? 

• $ 2.74
• $ 2.71
• $ 2.77
• all are good the better buy

Population density is the number of people per unit of area. The population density of a certain region is 65 people per square kilometer. If the region covers 23 square kilometers, what is the population of the region?

• 0.35
• 1,495
• 2.83
• none of these answers are correct

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

•  1 ∕ 12
•  2 ∕ 24
• 12
• 24 ∕ 2

Write the ratio 3 ∕ 7 to 5 ∕ 7 in simplest form.

•  5 ∕ 3
• 1  2 ∕ 3
•  3 ∕ 5
•  7 ∕ 15

To write the ratio 13 1 ∕ 2 to 1 1 ∕ 5 in simplest form, you rewrite the mixed numbers as improper fraction. What is the next step?

• Just multiply the denominator with each term
• Use the KCR method and then multiply. The answer is  4 ∕ 45
• Use the KCR method and then multiply. The answer is  45 ∕ 4
• Leave the problem as is

Write this rate as a unit rate
 1 ∕ 2 inch to 1 ∕ 4 hour

• 8
• 1 ∕ 8
• All these answers are correct
• 2