do both of these questions please

You want to have $3,000,000 saved by the time you retire which is in 50 years. You can invest your money in a portfolio that is estimated to earn 12% per year. You have no money saved today but would like to start investing starting at the end of this month. How much do you need to save each month? A Question 49 ( 1 point) You currently owe $3,750 on your credit card. How many months will it will take for you to payoff your credit card if you make the minimum $100 per month payment? The card has an APR of 24%