Saved Wilson Company's activity for the first six months of the current year is as follows: Month January February March April May June Machine Hours 2,000 3,000 2.400 1,9001 1,800 2,100 Electrical Cost $1,600 $2,200 $1,840 $1,540 $1.480 $1,660 13 Using the high-low method, the fixed portion of the electrical cost each month would be