Do not use Excel please, show work

Margined Long Position Name Date Suppose that an investor buys 300 shares on margin at $40 per share. The initial margin is 50% and the maintenance margin is 30%. After one year, the investor sells the shares for $38 and closes the long position. During the holding period, the shares paid a dividend of S1.30 per share. Interest on the margin loan is 7% annual. Show the calculations for the numbers you enter in the T" accounts. a. Show the investor's beginning "T" account. At what price would this investor receive a margin call? (cales here) b Show thiter' ectul mg price? (calcs, here) c. Calculate the investor's return for the holding period