Suppose that XTel currently is selling at $$30$ per share. You buy $600$ shares using $$12,600$ of your own money, borrowing the remainder of the purchase price from your broker. The rate on the margin loan is $10\%.$

Required:

a$.$ What is the percentage increase in the net worth of your brokerage account if the price of xTel immediately changes to $($i$)$ $$33$; $($ii$)$ $$30$; $($ii$)$ $$27?$

Note: Leave no cells blank $-$ be certain to enter $"$O$"$ wherever required. Negative values should be indicated by a minus sign. Round your answers to $2$ decimal places.

$\backslash$table$[[($i$)$ Percentage gain,,$\%$