iv) What would be the optimal values of B and G if the cost of beef decreases to 70? What would be the minimum cost per pound of dog food with such an increase? Must explain how you arrived to your answer based on the given output. Do not reformulate the LP to find out the implication. v) What would be the optimal values of B and G if the cost of grain increases to $1.00? Must explain how you arrived to your answer based on the given output. Do not reformulate the LP to find out the implication. vi) What will be the cost per pound of dog food if only 7.5 units of Vitamin 1 are required? Must explain how you arrived to your answer based on the given output. Do not reformulate the LP to find out the implication. Variable Cells Constraints 5 7 8 19 Cell $C$9 Beef(B) $D$9 Grain (G) 20 21 Name Cell $E$13 Vitamin 1 $E$14 Vitamin 2 $E$15 Vitamin Requirement Name Final Reduced Objective Allowable Value Cost Coefficient Increase 0.75 0.25 0 0 9 11.25 1 0.9 0.6 Final Shadow Constraint Allowable Value Price R.H. Side Increase 0.075 0 0.15 1E+30 0.3 9 10. 1 1 1.25 0.5 Allowable Decrease 0.3 1E+30 Allowable Decrease 1.666666667 1E+30 0.1