please answer these two questions. not sure if my answers are correct. will thumbs up for quality work :)

Question 12 (2.5 points) Saved Coles Company, Inc. makes and sells a single product, Product R. Three yards of Material Kare needed to make one unit of Product R. Budgeted production of Product R is as follows: August September October Budgeted production (in 14,000 14,500 15,500 units) The company wants to maintain monthly ending inventories of Material K equal to 20% of the following month's production needs. On July 31, 2,500 yards of Material K were on hand. The cost of Material K is $5.00 per yard. The company wants to prepare a Direct Materials Purchase Budget. The total cost of Material K to be purchased in August is: O$197,500 $253,500. $228,000. $241,000. Question 15 (2.5 points) Saved When using a flexible budget, a decrease in activity within the relevant range: O decreases variable cost per unit. O increases variable cost per unit. decreases total costs. O increases total costs