RStudio $-$ Excel sheet: XYZ store sells regular and premium nut mixes. Premium mix contains three quarters pound of cashews and one quarter of peanuts, and the regular mix has half pound of cashews and half pound peanuts per bag. The shop has $200$ pounds of cashews and $300$ pounds of peanuts to work with. Cashews cost $$1\mathrm{.}50$ per pound, and peanuts cost $60$ cents per pound. Premium mix will sell for $$2\mathrm{.}90$ per pound, and the standard mix will sell for $$2\mathrm{.}55$ per pound. The owner esimtes that no more than $200$ bags of one types can be sold. What is the best combinations of products that maximizes profits? Make sure to create a feasible solution with countable number of products $($no partials$)$