Please help me solve this problem all my answers are wrong!

Crawford Enterprises is a publicly held company located in Arnold, Kansas. The firm began as a small tool and die shop but grew over its 35-year life to become a leading supplier of metal fabrication equipment used in the farm tractor industry. At the close of 2019, the firm's balance sheet appeared as follows

Cash	540,000
Accounts receivable	4,580,000
Inventories	7,400,000
Net property, plant, and equipment	18,955,000
Total assets	31,475,000
Long-term debt	12,590,000
Common equity	18,885,000
Total debt and equity	31,475,000

At present, the firm's common stock is selling for a price equal to its book value, and the firm's bonds are selling at par. Crawford's managers estimate that the market requires a return of percent on its common stock, the firm's bonds command a yield to maturity ofpercent, and the firm faces a tax rate of percent.

a. What is Crawford's weighted average cost of capital?

b. If Crawford's stock price were to rise such that it sold at 1.5 times book value, causing the cost of equity to fall topercent, what would the firm's cost of capital be (assuming the cost of debt and tax rate do not change)?

c. Crawford is considering a new business opportunity involving the acquisition of a trucking firm. What do you think the firm should do to select an appropriate cost of capital for evaluating this acquisition?