Boris budgets $9/wk for his morning coffee with milk. He likes it only if it is prepared with 4 parts coffee, 1 part milk. Coffee costs $1/100oz, milk $0.50/100oz. a. How much coffee and how much milk will Boris buy per week? Instructions: Enter your answers as whole numbers. Milk: oz/week Coffee: oz/week b. How will your answers change if the price of coffee rises to $3.25/100oz? Milk: oz/week Coffee: oz/week