The following data has been collected for use in analyzing the behaviour of maintenance costs of Ryder Corporation: Month Maintenance Costs Machine Hours January $175,000 12,500 February 300,000 25,500 March 200,000 15,000 April 240,000 19,000 May. 180,000 10,500 June 285,000 23,500 July 270,000 22,000 Using the high-low method to separate the maintenance costs into their variable and fixed cost components, these components are O a. $8.00 per hour plus $100,000. O b. $9.60 per hour plus $54,000. O c. $9.60 per hour plus $60,000. 6 d. $8.00 per hour plus $96,000. a Langley Manufacturing Ltd. has budgeted fixed manufacturing overhead at $100,000 and per unit variable costs of $3.50 for Direct Materials; $8.95 for Direct Labourand $4.10 for Variable Overhead. With a relevant range of 10,000 to 15,000 units what are the total costs for activity levels of 10,000 units and 14,000 units, respectively? o a $100,000 and $140,000 $165,500 and $231,700 $265,500 and $331,700 O d. $265,500 and $381,700 At January 1, 2022, Studio Inc. has beginning inventory of 3,000 surfboards. Studio estimates it will sell 14,000 units during the first quarter of 2022 with a 10% increase in sales each quarter. Studio's policy is to maintain an ending inventory equal to 20% of the next quarter's sales. Each surfboard costs $140 and is sold for $200. How many units should Studio produce during the first quarter of 2022? oa. 14,080 O b. 14,000 oc. 16,800 o d. 14,200