Review of Unit Rate and Rate of Change

Review of Unit Rate and Rate of Change

Student will review Unit Rate and Rate of Change in order to describe situations as proportional

Multiple Choice

Which is the better buy? A 12-pack of Pepsi for $3.50 or a 6-pack for $1.80?

• The 12-pack

• The 6-pack

• They're the same

• Neither, I prefer Coke

Multiple Choice

A store has 120 customers in 6 hours. What is the unit rate in customers per hour?

• 16 customers per hour

• 12 customers per hour

• 20 customers per hour

• 15 customers per hour

Multiple Choice

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

• $8 per pound

• $35 per pound

• $5 per pound

• $0.125 per pound

Multiple Choice

The amount of money earned on a job is directly proportional to the number of hours worked.  If $70.00 is earned in 5 hours, how much money is earned in 22 hours of work?

• $2
• $308
• $1.57
• $265

Multiple Choice

Which statement best describes the relationship between x and y in the table?

• Proportional
• Not Proportional

Multiple Choice

Write an equation for this relationship.

• y=1/5x
• y=1/2x
• y=2x
• y=5x

Multiple Choice

REVIEW QUESTION
Which best describes the graph represented in this table?

•  proportional
• non-proportional

Multiple Choice

What is the constant of proportionality for this table?

• 1/9

• 9

• 8

• 1/8

Multiple Choice

Find the rate of change.

• -2 minutes per gallon
• -20 minutes per gallon
• -2 gallons per minute
• -20 gallons per minute