Hello! :D
Okay, lets goooooo!
"There is a profit of $6,500 in January and $17,500 in May.
There are four months between January and May.
The rate of change= ($17,500 - $6,500) 4= $11,000/ 4= 2,750
So, the rate of change in profit is 2,750 per month."
quotes HomerTheGenious
So don't thank me, thank Homer.
:)