can anyone help me on these problems?

ex10-1
Ski World magazine ic. sold 5200 annual subscriptions of Ski World for $50 each during December
2006. These new subscribers will receive monthly issues, beginning in jan 2007.
In addition the business had taxable income of $225000 during the first calendar quarter
of 2007. the federal tax rate is 35%. A quarterly tax payment will be made on April 7, 2007.
Prepare the current liabilities section of the balance sheet for ski World magazine inc. on March 31
2007. Ignore deferred taxes.
Answer (total current liabilities: $273750)

ex10-3
A borrower has two alternatives for a loan: (1) issue a $75000, 90-day, 7% note or (2) issue a $75000
, 90-day note that the creditor discount at 7%.
a. Calculate the amount of the interest expense for each option.
b. Determine the proceeds received by the borrower in each situation.
c. which alternative is more favorable to the borrower ? Explain.

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Thanks