Give step wise excel claculation for MIRR 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 $8\mathrm{.}5$ 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$($weighted Average cost of the Capital$)$ of Wine$-$alot Pvt Ltd is $10\%$ p$.$a$.$ and corporate tax rate is $30\%.$ Calculate