You consider buying a business for $\backslash ($ R $900000\backslash ).$ The business is expected to run for $4$ years and the following net returns are expected. YEAR $1$:R $240000$ YEAR $2$: R $280000$ YEAR $\backslash (3$: $\backslash )$ R $300000$ YEAR $4$ : R $400000$ Should you buy the business? A project of this type is expected to return at least $\backslash (10\backslash \%\backslash )$ per annum.