Hamdan Enterprises makes product H2 and has the following costs at the given levels of production: Units Produced Total Costs 1200 100,000 2000 132,000 180,000 228,000 276,000 324,000 Month January February March April May June 3200 4400 5600 6800 Required 1- Describe what is meant by the mixed cost. 2- Use high-low method to compute the variable and fixed elements of Hamdan's total costs. 3- Estimate the total cost of making 7250 units, assuming that total fixed costs and the variable Cost rate do not change.