Wine-alot Pvt Ltd is thinking of introducing a new line of drinking glasses, for which it has decided to purchase new machinery. Ruby Manufacturers are offering their machinery at Rs 50 lakhs. The machinery is said to have a life cycle of 10 years. Wine-alot has already pitched their product to several prominent restaurants, hotel chains, and home ware stores and the response has been very positive. They estimate an annual return of Rs 8.5 lakhs per year for the first 3 years, and 10 lakhs per annum for the next 3, and Rs 20 lakhs every year for the remaining 4 years. The estimated operating costs of the machine are Rs 3 lakhs per annum. The WACC of Wine-alot Pvt Ltd is 10% p.a. and corporate tax rate is 30%. Calculate:

a) P
b) IRR
c) MIRR