Question

Michael started a savings account with $300. After 4 weeks, he had $350 dollars. And after 8 weeks, he had $400. What is the rate of change of money in his savings account per week?

Answer 1

The rate is not constant be cause 1 is equal to 12.5 and the other is equal to 11.111

Answer 2

$12.50

Explanation:

I might be wrong but you can try this answer