Navjot has a repayment schedule of a payment in 13 months and double the first payment in 16 months. These payments are extinguishing a debt of $2500 at 5.9% simple interest. Calculate the value of the payments. The focal date is today. ($894.75 at 13 months; $1789.15 at 16 months)

Charles borrowed $10,000 to start a new business. He agreed to repay the loan at 4% p.a. simple interest in two installments. The first payment of $6000.00 is scheduled for 2 years from now. When would the second payment of $5000.00 be scheduled? (3 years, 1.5 months)