13. If you got the information for last th Cost function is: a. Y=300 every month c. Y=3X+300 every month 14. From the last statement, if the factory will produce and sell 250 units in December, then b. Y=300X+3 every month total costs will be (in L.E) ... . 300 b. 1200 c. 750 d. 1050 15. At 100 units, sales revenue was LE 2000 , variable costs were LE 800 , fixed costs were LE 500 . If management increases number of units by 10 units, net profit will be (in LE).. a. 820 b. 770 (c.) 120 d. 780 16. Management can decrease break-even point by increasing...... a. variable cost per unit b. price per unit c. total fixed costs d. sold units 17. Performance reports compare actual results to......... in order to highlight variances. a. Benchmarks b. Objectives c. Budgeted data d. Guidelines 18. In Oetober, selling price per unit was LE 40, variable cost per unit was LE 24 , fixed cost per units was LE 5. In November, variable cost per unit is increased by 25\%. With maintaining October contribution margin ratio in November. Then November's selling price per unit will be (in LE).. a. 40 b. 46 c. 35 d. 50 19. At 50 units, sales revenue was LE 1000, total costs were LE 800 (included LE 500 fixed costs) then contribution margin ratio is .. a. 30% b. 50% c. 20% (d) 70% 20. Sales revenues were LE 500. C.nsts of goods sold were LE 400(25% of them were fixed costs), Selling and administrative expenses were LE 50 (100\% of them were fixed costs). Then contribution margin is (in LE) ... a. 100 b. 400 9. 200 d. 50