can i please get help on these questions they are timed and only have 40 mins for 13 total. 6 out of 13

You have inherited $10,000 from your wonderful Aunt Bessie. You decide to spend 2,987 on a vacation. The rest you will invest in a Roth IRA. You expect it to earn 11.7% over the next 45 years. How much will you have to use for retirement in 42 years? Post your answer as a positive whole number. For example 40,000