contestada

Michael started a savings account with $300. After 4 weeks, he had $350 dollars, and after 9 weeks, he had $390. What is the average rate of change of money in his savings account per week.

Respuesta :

deboada35

1) with two points  you  can get the average rate of change

r=  390- 350 / 9-4 = 8, it means the average  of  rate per week

Otras preguntas