BUSINESS MATH HERE Someone help me with w/ solutions plsss<3 1.) What is the face value of a 120-day simple interest note if the maturity value is P7,250 and the simple interest rate is 15%?

2.) What is the discount rate charged on a P20,000, 8-month discount note, with proceeds at

P19,500?

3.) Mike holds a P32,400 simple interest note at 12.5%, which is payable at the end of a year, from Carlo. If Mike decides to sell the note 5 months after the origin date, how much will he receive if the discount rate is 13.5%?

4.) What are the proceeds of a P5,500 bank discount note that is payable at the end of 6 months, but discounted after 5 months, at a 15% discount interest rate?