Julie has $45,000 to invest and wants to receive an annual income of $4290 from this money. She has chosen investments that pay 5%, 8%, and 12% simple interest. She wants to have the amount invested at 12% to be double the amount invested at 8%. How much should she invest at each rate? Question 2. What principal invested at 8% compounded continuously for 4 years will yield $1190? round to nearest decimal