Mr. Quik Printers documented the number of copies it made for customers as well as total overhead costs for the past five months as follows:

1. 

   Using the high/low method, what is the overhead cost equation?

   1. Y = $400 + $.030x

   2. Y = $4640 + $.012x

   3. Y = $7630 + $.001x

   4. Y = $5566 + $.008x

Number of copies Total overhead costs $7400 October November December January February 230 000 240 000 280 000 7500 8000 265 000 7700 248 000 7550