Giving 74 points for answer A company has two different bank accounts. The value of the company's first account is shown in the table below, where t represents the number of years since the account was first opened and A(t) represents the account value.

t A(t)
0 $20,000.00
1 $22,000.00
2 $24,200.00
3 $26,620.00
4 $29,282.00
5 $32,210.20
Part A:

Determine the average rate of change of the account value from t=0 to t=5.

Part B:

The value, in dollars, of the second account is represented by the function A(t)=50,000(1.02)t, where t represents the number of years since the account was first opened. Determine the average rate of change of the account value from t=0 to t=5. Express your answer to the nearest cent.