How do I get numbers 1, 3, 4, 5, 6, 7, 9 only using 4, 10, 2

Use the numbers in the multiplication equation 45 x 1/9 =5 to write a division equation involving division by a fraction.

You have $600,000 saved for retirement. your account earns 5.5% interest. how much, to the nearest dollar, will you be able to pull out each month, if you want to be able to take withdrawals for 20 years?

How do i make someone brainliest? (if you answer me, i might be able to make you brainliest! )