a$.$ In these compound interest situations, determine the present values $($PV$)$ of the following future amounts

$PV=F\frac{V}{(1+r{)}^n}$

i$.$ RM $800FV$ to be received $10$ years from now, discounted at $10\%.$

ii$.$ RM$400$ FV to be received $6$ years from now, discounted at $6\%.$

iii. RM$500$ FV to be received $8$ years from now, discounted at $8\mathrm{.}5\%.$help