The average growth rate for stocks over the past 70 years is reported to be about 10% compounded annually. If your grandmother had invested $500 in the stock market 70 years ago and received the 10% return, what would her investment be worth today?

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 weight of a full steel bead tire is approximately 800 grams, while a fighter wheel weighs only 700 grams. what is the weight of each tire in pounds?

The length of a rectangle plus its width is 24 cm. the area is 143 square cm. what are the length and width of the rectangle?