mike mike asked 4/13/2016 math help ? 3. Nate deposits $220 into an account that earns 2.5% interest, compounded quarterly. Calculate the amount in the account after one year. 5. How many years are necessary to double money at 2% simple interest? (type the number only)

mike mike asked 4/13/2016 need some help with math ? 1. Find the simple interest earned on $650 invested at 3 ½% for 10 years. 2. Find the total amount after 5 years on an investment of $545 at 2 3/8% simple interest.. 3.