Walsh Company has three Stores: X, Y, and Z. During August, the variable expenses in Store X.24 were $90,000 and the contribution margin ratio was 25%. Store Y had a contribution margin of $27,000 and a contribution margin ratio of 20%. Store Z had variable expenses of $120,000 and a variable expense ratio of 60% of sales. For August, Walsh Company's sales were ) (2 ) $318.000 $455,000 $485.000 $555.000 C 09 PM 1215 7/12/2023 ING 9 MV Bec