1. Emilee lends a friend $19,000, for which her friend will repay him $37,000 at the end 10 years. What interest rate is Emilee charging her friend? (Round to two decimal places.) 2. What is the present value of an annuity of $175 received at the end of each year for 12 years? Assume a discount rate of 8%. The first payment will be received one year from today (round to the nearest $1 ). 3. You decide you want your child to be a millionaire. You have a daughter today, and you deposit $77,000 in an investment account that earns 8% per year. The money in the account will be distributed to your daughter whenever the total reaches $3,050,000. How old will your daughter be when she gets the money (rounded to the nearest year)? 4. An investment is expected to yield $700 in three years, $800 in five years, and $1100 in seven years. What is the present value of this investment if our opportunity rate is 7%