XYZ Company uses the high low method to analyze the mixed cost. According to the cast formula derived the total fixed cost is $10,000 Total cost at the high level of activity was 564,000 and at the low level of activity was $25,000. if the low level of activity was 2,500 units, what was the high level of activity in units a. 9.500 b6400 c None of the answers given d: 9,000 10,000 1:58:05