Sawaya Co, Ltd, of Japan, is a manufacturing company whose total factory overhead costs fluctuate considerably from year to year according to increases and decreases in the number of direct lobour-hours worked in the factory. Total factory overhead costs (in Japanese yen, denoted i) at high and low levels of activity for recent years are provided below: The factory overhead costs above consist of indirect materials, rent. and maintenance. The company has analyzed these costs at the 140,000 hour level of octivity os follows V= vatiable, F= fixed, M= mixed To have dath avalloble for planning, the company wants to break the maintenance cost down into is variable and fixed cost elements Required: 1. Estimate how much of the 714,852,000 factory overhead cost at the high level of activity consists of maintenance cost (Hint: To do Required: 1. Estimate how much of the \&14,852,000 factory ovethead cost at the high level of activity consists of maintenance cost (Hint To do this, it may be helpful to first determine how much of the *14,852,000 consists of indirect materials and rent. Think about the behaviour of variable and fixed costs!? 2. By means of the high-low method of cost analysis, estimate a cost formula for maintenance. (Round the "Variable cost" to 2 decimal places.) 3. What total fectorv ovethead costs would vou expect the company to incur at an oberating level of 81,000 direct labourihours? ibo 3. What toral factory overhead costs would you expect the company to incur at an operating level of 81.000 direct lobourhours? (Do not round intermediate calculations.)