Please assist

What is the value in year 6 of a $790 cash flow made in year 8 if interest rates are 10 percent? (Do not round intermediate calculations. Round your answer to 2 decimal places.) Value in year 6 | Approximately how many years are needed to double a $100 investment when interest rates are 7.25 percent per year? (Round your answer to 2 decimal places.) Period years How many years (and months) will it take $2 million to grow to $7.00 million with an annual interest rate of 8 percent? (Do not round intermediate calculations. Round "months" to 1 decimal place.) Period years months