Mickey, Inc. has assembled the following unit sales and cost data for each month of Year 1: Month January February March April May June Units Sold Total Cost 145 $5.350 110 4.800 160 5.800 170 6,050 175 6,200 145 5,375 150 5,400 150 5,450 210 8.800 170 6,100 145 5,300 1555 ,500 July August September October November December Compute Mickey's breakeven number of units per month if the selling price of a unit is $46.00. Note: Use the high-low method where necessary 169 units 67 units 87 units 19 units 120 units