Question 274959
P=(1+R/n)^T*n [P=principle, R=annual rate, n=number of periods per year & t= the number of years.] 
15,000(1+.045/2)^29*2
15,000*1.0225^58
15,000*3.63473=$54,520.98 ANS. FOR THE AMOUNT OF THE INVESTMENT @ AGE 50.