The controller of Sandhill Industries has collected the following monthly cost data for use in analyzing the behavior of maintenance costs.

$\backslash$table$[[$Month$,\backslash$table$[[$Total$],[$Maintenance Costs$]],\backslash$table$[[$Total$],[$Machine Hours$]]],[$January$,$$$2,825,3,740],[$February$,3,210,4,280],[$March$,3,852,6,420],[$April$,4,815,8,453],[$May$,3,424,5,350],[$June$,5,476,8,560]]$

Determine the unit variable costs using the high$-$low method for this mixed cost. $($Round answer to $2$ decimal places e$.$g$.2\mathrm{.}25.)$

Variable cost per machine hour

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Determine the fixed costs using the high$-$low method for this mixed cost.

Fixed costs