Proportions Unit Rate Word Problems

Two ratios that are equal are called

• problems

• fractions

• proportions

When solving a proportion the first step is

• divide

• write a word label

• solve for the variable

What would the proportion look like for the following example? 12 girls have brown eyes and 10 girls have blue eyes.If 72 girls have brown eyes, how many have blue eyes?

At Tim Horton's the number of cups of coffee sold to hot chocolate is 100 to 5. If there are 2,000 cups of coffee sold, how many cups of hot chocolate are sold?

• 10

• 100

• 40,000

Kevin is mixing paint to make orange. The ratio of red paint to yellow paint is 3 oz to 5 oz. How much yellow paint should he mix with 9 oz of red paint?

• 15 oz

• 30 oz

• 45 oz

• 11 oz

The currency in Egypt is the Pound. The exchange rate is approximately $1 for every 6 Pounds. At this rate, how many dollars would you get if you exchanged 132 Pounds?

Solve the Proportion.

• $792

• $22

• $48

• $112

If you can buy four bunches of purple grapes for $10, then how many can you buy with $25?

Solve the proportion.

• 1.6 bunches

• 10 bunches

• 62.5 bunches

• 12 bunches

I have read 146 pages in 3 hours. How long would it take to read an entire 390 page book?

Solve the proportion, rounding to the nearest hour.

• 8 hours

• 1 hour

• 11 hours

• 9 hours

Pat needs 14 sticks of pepperoni to make 28 pizzas.  How many sticks of pepperoni are needed to make 36 pizzas?  

• 15 pizzas

• 252 sticks

• 18 sticks

• 18 pizzas

A car travels 420 miles in 8 hours.  If the car continues at the same rate, how far will it travel in 12 hours?

• 630 miles

• 630 hours

• 600 miles

• 540 hours