Please answer this question.

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?

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1

How can you find the mean absolute deviation (mad) for this set of data?