answers with explanations please!

Use the information below for Question 7-8 In reality investors can borrow a fraction of stock purchase expenses from their brokers. However, investors are not allowed to borrow an arbitrarily large amounts. Assume that the maximum amount that your broker allows you to borrow is dictated by the following initial margin requirement rule: you must have equity in your account that is worth at least 50% of the value of the purchased shares. Initial Margin = Initial Equity 50% Initial value of stocks you purchase 50% margin is the initial margin requirement. In addition to the initial margin requirement, there is a maintenance margin requirement: your margin should always be maintained above 30% level. Current Margin = Current Equity Current value of stocks you purchase >= Maintenance Margin = 30% 1 pts Question 7 The XYZ stock is currently traded at $20 per share. Suppose you have $10,000 cash available, how many shares of XYZ stock can you buy if you borrow the maximum amount from the broker under the above margin requirements? 1 pts Question 8 Suppose that you purchased the maximum amount of XYZ stock that you are allowed to in question 7. What is the lowest price that XYZ can reach one year from now so that your margin is still above the required maintenance margin? Round to the nearest cent