JC is making a poster for Bike Safety Week. The diameter of circle A is 16 in.

If the area of circle B is 1/5 the area of circle A, what is the area of circle B? (Use 3.14 for .)
A.
160.768 in2
B.
40.192 in2
C.
200.96 in2
D.
20.096 in2

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?