Can someone help please

A) if $50000 is invested in a bank account that pays 9.3% of interest compounded on a six-monthly basis, how much money will be in the account after 3 and 12 years? b) if matusalen's father had put $2.0 in the bank when he was born and there, how long would matusalen have had to his death (969 years later) if the interest was 7% per year composed each month and weekly?

The verbal translation for the difference of m and 7 increased by 15

25 ! the line of best fit is h = 5a + 86. predict the height at age 16. show your work.