Constant Rate Equations

A store sees 120 customers in 8 hours. What is the unit rate (in customers per hour)?

• 16 customers per hour

• 15 customers per hour

• 12 customers per hour

• 20 customers per hour

You travel at a constant speed of 60 miles per hour. How far will you go 4 hours?

• 15 miles

• 240 miles

• 60 miles

• 100 miles

If Maya makes $10 an hour at her after school job, how many hours will it take her to earn $150?

• 10 hours

• 15 hours

• 5 hours

• 20 hours

Alycia earned $20.40 in 3 hours. What is her unit rate in dollars per hour?

• $7 per hour

• $6 per hour

• $6.80 per hour

• $17.40 per hour

A rate in which the second quantity is ONE unit is the ___________________.
ex: 50 miles per hour

• Rate of change 

• Proportion

• Unit rate

Is the graph proportional or non proportional(not proportional)?

• proportional

• non proportional

The relationship in the table is proportional, write its equation. Write the k as a simplified fraction

• y=(3/2)x

• y=(2/3)x

• y=(-2/3)x

• y=(-3/2)x

The relationship in the table is proportional, write its equation. Write the k as a simplified fraction

• y=(5/4)x

• y=(4/5)x

• y=(8/10)x

• y=7x

The constant of proportionality in the equation y = ½x is _______. 

• x

• y

• 1/2

• 2

Is the relationship proportional, if so, what is the EQUATION for this table?

• y = 1/2x

• x = 1/2y

• y = 2x

• k = x

• Not proportional