Info for Corp: Sales 2,500 units Selling price 80 per unit Variable expense 35 per unit Fixed expense 37,500

the unit contribution margin is increased by 10%, the total fixed expense is decreased by 20%, and all other data remain as in the budget, net operating income?

the sales volume decreases by 25%, the variable expense per unit increases by 15%, and all other data remain as in the budget, net operating income?