If known data is as follows;
Fixed costs IDR 100,000,000,
Variable cost / product IDR 50,000
The selling price of the product is IDR 200,000
The desired profit is IDR 75,000,000
10% tax rate
There is an increase in the price of raw materials per product at the beginning of the production period of IDR 4,000.
Based on the data above, you are asked to determine:
1. BEP in units 
2. EAT Earnimg after Tax
3. Draw a graph of BEP and EAT!