Stacey has a part-time job at the bike shop. She saves $100 every four weeks for a new car. Find her rate of change After four weeks, she will have $ After 12 weeks , she will have $ per week Stacey's rate of change is $

Respuesta :

Answer:

She will have $25 per week Stacey's rate of change is $25.

She will have $300 After 12 weeks.

Step-by-step explanation:

Given : Stacey has a part-time job at the bike shop. She saves $100 every four weeks for a new car.

To find : Her rate of change After four weeks, she will have $ After 12 weeks , she will have $ per week Stacey's rate of change is $ ?

Solution :

In every four weeks she saves $100.

In every one week she save [tex]\frac{\$100}{4}[/tex].

In every one week she save $25.

After 12 week she save [tex]\$25\times 12[/tex].

After 12 week she save $300.

The rate of change is [tex]r=\frac{100-25}{4-1}[/tex]

[tex]r=25[/tex]

She will have $25 per week Stacey's rate of change is $25.

She will have $300 After 12 weeks.