1. Toombs Media Corp. recently completed a 3-for-1 stock split. Prior to the split, its stock sold for $170 per share. The firm's total market value was unchanged by the split. Other things held constant, what is the best estimate of the stock's post-split price?

2. Five years ago, $1,200 was deposited into a savings account paying 4.5 percent interest. Today, the balance in the account is $1,500. If interest paid on the account was compounded annually, how much interest on interest was earned? (please i need to explain)