4. An equipment was bought at a cost of P 200,000 with an estimated life of 20 years. It had an income of P 60,000 annually. The equipment has a salvage value of P 30, 000. The payback period is 5...

Extracted text: 4. An equipment was bought at a cost of P 200,000 with an estimated life of 20 years. It had an income of P 60,000 annually. The equipment has a salvage value of P 30, 000. The payback period is 5 years. Calculate the monthly expenses. Use straight line method.