please solve the following 3 questions

X 5.3.4 Question Help A news stand sells local fashion magazines. The cost to purchase the magazines is the list price of $7.00 less a discount of 32%. Fixed costs total $375 per week. The usual price for the magazines is the list price. Answer each of the following independent questions. (a) If the desired profit is $103, how many magazines must they sell each week? (b) If the news stand puts the magazines "on sale" at 11% off the regular selling price, how much would the profit be if they sold 332 units in a week? (a) If the desired profit is $103, they must sell | | magazines each week (Round up to the nearest whole number.) 6.2.1 Question Help Bay Street Vending received an invoice dated March 28 with terms 4/15, n/30. The amount stated on the invoice was $1921.00. a) What is the last day for taking the cash discount? (b) What is the amount due if the invoice is paid on the last day for taking the discount? (a) The last day to take the cash discount is 6.2.4 Question A company received an invoice for $2659.77 dated March 15 with terms 7/10, 3/30, n/60. (a) If the invoice is paid on March 20, how much is to be paid? (b) If the invoice is paid on April 10, how much is to be paid? (c) If the invoice is paid on May 11, how much is to be paid? (a) The amount to be paid on March 20 is $. (Round the final answer to the nearest cent as needed. Round all intermediate values to six decimal places as needed.)