Gladiator Enterprises utilizes a 10% contingency reserve and a 2% management reserve for all its projects. The planned value (PV) during the first month of implementation of this project, is $13,000, the budget at completion (BAC) is $30,000 and 40% of the work planned to date was accomplished at an actual cost of $15,500. Its solar-powered charger project's budget information is shown in the table below: Activities Cost/US $ Concept 8,000 Design 5,523 Implementation 8,550 Test 1,600 Hand-over 3,600 1. Calculate the project's cost estimate and its cost budget. 2. Calculate the project's Earned Value. 3. Calculate the project's Cost Variance. 4. Calculate the project's Schedule Variance.