northwood company manufactures basketballs.the company has a ball that sells for $25. the ball is manufactured in a small plant that relies on direct…

northwood company manufactures basketballs.the company has a ball that sells for $25. the ball is manufactured in a small plant that relies on direct worker labors. variable costs are high, totalling 15 per ball; 60% is direct labor cost. last year the company sold 30,000 balls with the following results: sales (30,000 balls) 750,000, variable expense 450,000, contribution margin 300,000, fixed expenses 210,000 net operating income 90,000. need answers for questions 1 thru 6