1) A deposit of $50,000 is made into an account that pays 10% compounded semiannually. How much would be in account in 10 years?
2) A mining firm must deposit funds in a "reclimation" account each quarter. The account must have $25 million on deposit when a project reaches its horizon in 10 years. The account pays interest at a rate of 2% percent per quarter. How much is the quarterly deposit?