What is the value of 4 + 5x when x = 3?

A: 11
B:12
C:17
D:19

Geometry answer picture question pls . reason and statements

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?

What is the volume of a cone with a height of 6 cm in the radius of 2 cm