1. (Compound value solving for n) how many years will the following take?

$500.00 to grow to $1,039.50 if invested at 5 percent compounded annually

$35 to grow to $53.87 if invested at 9 percent compounded annually

100 to grow to $298.60 if invested at 20 percent compounded annually

$53 to grow to $78.76 if invested at 2 percent compounded annually

2. Shelton Inc. has sales of $23.8 million; total equity of $31.3 million; and total debt of $16.7 million. If Shelton's profit margin is 8 percent, calculate the company's return on assets (ROA).

a. 3.97 %

b. 4.92%

c. 8.77%

d. 6.09%