Need help answering the following:

1. 1.Sun Electric is expected to pay a dividend of $2.58 per share over the next year, and the stock is currently selling for $35 a share. If dividends are expected to grow at 3.3 percent a year, what is the cost of existing common stock?

1. 2.For the problem above, if the flotation cost for new common stock is $1.80, what is the cost of new common stock?