The graph shows the prices of different numbers of bushels of corn at a store in the current year. The table shows the prices of different numbers of bushels of corn at the same store in the previous year.

Number of bushels(y)
2
4
6
8
Prices of corn(dollars)(x)
10
20
30
40

Part A: Describe in words how you can find the rate of change of a bushel of a corn in the current year, and find the value. (5 points)
Part B: How many dollars more is the price of a bushel of a corn in the current year than the prices of a bushel of corn in the previous year? Show your work. (5 points)

Question

The graph shows the prices of different numbers of bushels of corn at a store in the current year. The table shows the prices of different numbers of bushels of corn at the same store in the previous year.

Number of bushels(y)
2
4
6
8
Prices of corn(dollars)(x)
10
20
30
40

Part A: Describe in words how you can find the rate of change of a bushel of a corn in the current year, and find the value. (5 points)
Part B: How many dollars more is the price of a bushel of a corn in the current year than the prices of a bushel of corn in the previous year? Show your work. (5 points)