Compare Rate of Change and Initial Value

What is the initial value of this graph?

• 20000 kg

• 1 h

• 0 kg

• 0 h

Identify the rate of change than the function y = 5.6x + 7?

• 5.6

• x

• 7

• y

A pizza place charges $1.50 per topping on a $10 pizza. What is the initial value and the rate of change?

• Initial Value: $1.50

• Initial Value: $10.00

• Rate of Change: $1.50

• Rate if Change: $10.00

Lonnie plans to join the gym.  He must pay a $35 membership fee.  He will then pay $5 each month.  What is the slope?

• 7

• 35

• 5

• 1/7

Who has the greater rate of change?

• Troy has the greater rate of change.

• Lucy has the greater rate of change 

• They have the same rate of change

In slope intercept form

y=mx+b

which letter represents the rate of change/slope

• y

• m

• x

• b

What is the rate of change in the equation?
y=8x+6

• 8

• 6

What is the rate of change in the following equation:

y = -4x + 5

• -4

• 5

• -5

• 4

Bob has $150 in his savings account and saves $40 per month. What is the rate of change?

• $150

• $40 per month

• $40 per day

Identify the initial value from the following equation;

y = -3x + 3

• 0

• 3

• -3

• 1