Exploring Ratios, Rates, and Unit Rates

What is the essential question addressed in this lesson?

• How do you calculate percentages?

• What is the difference between ratios and proportions?

• How are ratios, rates, and unit rates used to solve problems?

• What are the applications of algebra in real life?

How much does Nathan earn per hour if he worked 5 hours and earned $46.25?

• $10.25

• $7.25

• $8.75

• $9.25

How much does Jennifer earn per hour if she worked 15 hours and earned $137.25?

• $9.15

• $9.75

• $8.75

• $9.25

What is the unit rate for Buster's food consumption if he eats 20.5 ounces every 2 days?

• 10.25 ounces per day

• 12.5 ounces per day

• 9.25 ounces per day

• 7.5 ounces per day

How many jumps does it take for a rabbit to cover 24 meters if it travels 8 meters in 3 jumps?

• 6 jumps

• 12 jumps

• 15 jumps

• 9 jumps

Which faucet will fill a 3-gallon container faster if the kitchen sink flows at 0.05 gallons per second and the bathroom sink at 0.042 gallons per second?

• Kitchen sink

• Bathroom sink

• Both fill at the same rate

• Neither can fill the container

How much does a single pair of gloves cost if a package of 5 pairs costs $29.45?

• $5.89

• $5.79

• $5.99

• $6.09

Which package has the lowest cost per ounce if the yellow container costs $6.30 for 18 ounces, the blue container costs $4.56 for 12 ounces, and the green container costs $2.59 for 7 ounces?

• Yellow container

• Blue container

• Green container

• All have the same cost per ounce

How many tutors are needed if an Arts Academy has 120 students and requires 6 tutors for every 72 students?

• 10 tutors

• 8 tutors

• 12 tutors

• 14 tutors

How much will Crystal save in a year if Plan 1 costs $34.99 per month and Plan 2 costs $134.97 every 3 months?

• $160

• $100

• $120

• $140