E7.26 LO7.5 Volume-based cost driver versus ABC: manufacturer Eye in the Sky Lens Company manufactures sophisticated lenses and mirrors used in large optical telescopes. The company is now preparing Its annual profit plan. As part of its analysis of the profitability of individual products, the management accountant estimates the amount of overhead that should be allocated to the Individual product lines from the following Information: Mirrors Lenses Units produced 60 60 Material handling (number of moves) per product line 8 32 Direct labour hours per unit 500 500 The total budgeted material-hardling cost is $180 000, Required: 1. Calculate the material handling costs allocated to one mirror under a costing system that allocates overhead on the basis of direct labour hours 2. Calculate the material handling costs allocated to one lens under a costing system that allocates overhead on the basis of direct labour hours 3. Calculate the material handling costs allocated to ore mirror under activity based costing. The activity driver for the material handling activity is the number of material moves 4. Calculate the material handling costs allocated to one lens under activity based costing meanineering firm