Would shadow price is still valid? What would the maximum possible Revenue be?

Question 19 options:

	the shadow price is not valid and the maximum possible Revenue is $2800
	the shadow price will change, we should resolve our problem
	the shadow price is valid and the maximum possible Revenue is $2800
	none of this alternatives is correct

If the concessionaire increased the sausage requirement to at least 251 pounds of sausage instead of 250

Question 20 options:

	the maximum possible revenue will increase by $ 14
	the maximum possible revenue will decrease by $14
	the change is greater than the allowable increase/decrease, we need to re-run Solver
	the maximum possible revenue will not change

Please help asap need help solving the review problems for my final