Pls can someone help me with this??

Assume the total cost of a college education will be $250,000 when your child enters college in 17 years. you presently have $69,000 to invest. what annual rate of interest must you earn on your investment to cover the cost of your child’s college education? (do not round intermediate calculations. enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.)

What is the average price for the cordless telephones (to 2 decimals)? $ b. what is the average talk time for the cordless telephones (to 3 decimals)? hours c. what percentage of the cordless telephones have a voice quality of excellent? % d. what percentage of the cordless telephones have a handset on the base?

On december 1, 2017, bigham corporation pays a dividend of $4.00 on each share of its common stock. vanessa and gena, two unrelated shareholders, each own 5,000 shares of the stock. vanessa has owned her stock for two years while gena purchased her stock on november 3, 2017. how does each shareholder treat the $20,000 dividend from bigham