Tameem owns a lawn care company and sells bags of grass seed for $6.00 a bag. At this price, Tameem
knows that they will sell 200 bags. Based on customer surveys, they know that they will sell 20 more bags
for each $0.30 decrease in price.
10. Determine the revenue function for the context function above.

11. Graphically determine the coordinates of the vertex and explain the meaning of each value in the context
of the question.