Use the following information below for questions 18) and 19) At an activity level of 9,000 machine-hours in a month, Moffatt Corporatio S390,240 and its total fixed maintenance cost is $368,280. n's total variable maintenance cost is 18) What would be the total variable maintenance cost at an activity level of 9,300 mach ine-hours in a month? Assume that this level of activity is within the relevant range A) $390,240 B) $403,248 C) $380,556 D) $758,520 19) At an activity level of 9,300 machine-hours in a month, what would be the total mixed cost? Assume that this level of activity is within the relevant range. A) $743,648 B) S658,520 C) $403,24:8 D) $771,528 20) Job 593 was recently completed. The following data have been recorded on its job cost sheet: $3,190 Direct labor-hours Direct labor wage rate Machine-hours 71 labor-hours $15 per labor-hour 175 machine-hours The Corporation applies manufacturing overhead on the basis of machine-hours. The predetermined overhead rate is $14 per machine-hour. The total cost that would be recorded on for Job 593 would be: A) $3,219 B) $4,255 C S6,705 5,249 21) Purves Corporation is using a predetermined overhead rate that was based on estimated total fixed manufacturing overhead of $121,000 and 10,000 direct labor-hours for the period. The company incurred actual total fixed manufacturing overhead of $113,000 and 10,900 total direct labor-hours during the period. The predetermined overhead rate is closest to: A) S12.10 B) S10.37 C) $11.10 D) S11.30