<PRE><B>Question 827395</B>
FV=P(1+r/c)^t
t=compounding periods per yr time the number of years.
c=compounding periods per yr.
-----------------
3000=P(1+0.0225/4)^3*4
3000=P(1.005625)^12
3000=P(1.069627937)
3000/1.069627937=P
2979.26=P
you do the others</PRE>