Last summer kevin had $400 im his saving account. After 6 months he had a total of $580 in the account. Using this information, how can you describe the rate of change in the dollar amount in the account per month

Respuesta :

Answer:

$30/month

Step-by-step explanation:

The value of Kevin's account increases from $400 to $580 in 6 months, or

$180 in 6 months.  This comes to $30/month (the desired measure of the rate of change).