Write the ratio of salt to water.

Write the ratio as a simplified fraction.

27:15

The gardening club has 9 females and 12 males. What is the ratio of males to all club members? (Write your ratio as a simplified fraction)

What is the simplified ratio of shapes with 5 sides to shapes with 6 sides?

Find the unit rate (label your answer in miles per gallon):

289 miles on 10 gallons

(a)  

Find the unit rate (label your answer in $ per hour)

$92.45 in 10.5 hours

(a)  

Which is a better deal?

Option A: Oreos $2.98 for 15.5 oz.

Option B: Chips Ahoy $2.50 for 14 oz.

(a)  

Which beverage has the most calories per fluid ounce? (Find unit rate)

(a)  

Tell whether the rates are equivalent:

60 centimeters every 2.5 years

30 centimeters every 1.25 years

(a)  

Tell whether x and y form a proportion.

(a)  

You can type 250 characters in 60 seconds. Your friend took 80 seconds to type 375 characters. Do these rates form a proportion?

(a)  

You do 90 sit ups in 2 minutes. Your friend does 126 sit ups in 2.8 minutes. Do these rates form a proportion?

(a)  

You add the same numbers of pennies and dimes to the coins shown. Is the new ratio of pennies to dimes proportional to the original ratio of pennies to dimes?

(a)  

Solve the proportion.

$$\frac{20}{16}=\frac{x}{12}$$  

(a)  

Solve the proportion.

$$\frac{2.4}{1.8}=\frac{7.2}{x}$$  

(a)  

In an orchestra, the ratio of trombones to violas is 1 to 3. There are 9 violas. How many trombones are in the orchestra?

(a)  

A person who weighs 150 pounds on Earth weighs 25 pounds on the Moon. How much does a 75 pound person on Earth weigh on Moon? (label your answer in pounds)

(a)  

A city dumps plastic shade balls into a reservoir to prevent water from evaporating during a drought. It costs $5760 for 16,000 shade balls. How much does it cost for 12,000 shade balls? (Do not put a comma in your answer, but you do need to label it)

(a)  

You buy 10 vegetarian pizzas and pay with $100. How much change do you receive?

(a)