Relevant range and fixed and variable costs

Child Play Inc. manufactures electronic toys within a relevant range of $100,800$ to $158,400$ toys per year. Within this range, the following partially completed manufacturing cost schedule has been prepared:

Complete the cost schedule below. When computing the cost per unit, round to two decimal places. Round all other values to the nearest dollar.

$\backslash$table$[[$Toys produced $100,800,123,200,158,400]]$

Total costs:

$\backslash$table$[[$Total variable costs,$$40,320,$d$.$ $$,$j$.$ $