Mrs$.$ Green has just purchased a new car for $$20\mathrm{.}000.$ She makesa down payment of $30\%$ of the negotiated price and then makes payment of $$415\mathrm{.}90$ per month thereafter for $36$ months. Furthermore, she believes the car can be sold for $$7,000$ at the end of these years. Draw a cash$-$flow diagram of this situation from Mrs$.$ Green's viewpoint.