Proportions Practical Problems

To make plant fertilizer, you mix 12 ounces of Lime with every 10 ounces of water. If you use 80 ounces of water, how much lime do you need?

• 96 ounces

• 80 ounces

• 1.5 ounces

• 66.67 ounces

A 12 ounce can of lemonade costs $1.32. How much would a 16 ounce can of lemonade cost?

• $1.76

• $3.76

• $2.76

• $1.67

Four pounds of apples cost $5.00. How much would 10 pounds of apples cost?

• I'm hungry

• $15.75

• $10

• $12.50

If a 10 pound turkey costs $20.42, how much would a 21 pound turkey cost?

• $39

• $48.22

• $42.88

• $40.82

One bunch of seedless black grapes costs $2. How many bunches of seedless black grapes can you buy for $16?

• 8

• 20

• 22

Mrs. Baltazar's car used 2.2 gallons of gasoline this week. She drove a total of 37.9 miles. If the car got the same gas mileage for the entire trip, how many miles did the car travel for each gallon of gasoline?

• 12.68 miles

• 17.23 miles

• 19.0 miles

• 40.1 miles

Solve the proportion.

• k=5

• k=3.3333333

• k=60

• k=90

If 3 square feet of fabric cost $3.75, what would 7 square feet cost?

• $7.85

• $5.87

• $8.75

• $8.01

Solve for x 

• x = 1/10

• x = 10

• x = 4

• x = 5

12 ounce shampoo bottle lasts Mike 16 weeks.  How long would you expect an 18-ounce bottle of the same brand to last him?

• 24 weeks

• 6 weeks

• 30 weeks

• 20 weeks