Afraction that is repeating decimal between 1.25 and 1.5

The difference of 2 numbers is 21 and the quotient of the equation is 4 then what are the two numbers?

Evaluate-27 ^4/3/8 a) - 81/16 b) 81/16 c) 16/81

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?