Please help me solve step by step.

The Corners Corporation experienced three events that affected its financial statements as shown below. Assume that the original issue (Event 1) was for 400,000 shares, and the treasury stock was acquired for $5 per share (Event 2). Required a. What was the sales price per share of the original stock issue? Note: Round your answer to 2 decimal places. b. How many shares of stock did the corporation acquire in Event 2? c. How many shares were reissued in Event 3? d. How many shares are outstanding immediately following Events 2 and 3 , respectively