A piece of property is to be purchased at $$305,000$ for mining a precious metal. The annual net income of the mining operation will be $$100,000$ for $10$ years. At the ten of the $10$ years, the property will be restored into a park at a cost of $$750,000$ more than the resale value of the property after it is restored

$.$a$.$ Draw a cash flow diagram for this investment, using a $10\%$ interest rate.b$.$ Determine whether the project is desirable