Can someone help me out here please??? Like what do I do?

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 radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?

The area of the map is the product of the length and width. write and expression for the area as the product of the two binomials do not multiply