Answer:$856,838.40
Explanation:
The sales revenue will should be the present value of paying $160,000 annually for 7 years. This is an Annuity but one that is paid at the beginning of a period making it an Annuity due.
Present Value of Annuity Due = Payment * (Present value of Annuity Interest factor, rate, period) * ( 1 + rate)
Present Value of Annuity Due = Payment * (Present value of Annuity Interest factor, 10%, 7) * ( 1 + 10%)
= 160,000 * 4.8684 * 1.1
= $856,838.40