all required please thank you so much :$)$

Given: The following information has been gathered related to the two types of customer installations, commercial and residential.

Commercial installations require five hubs per installation.

Residential installations require one hub per installation.

The budgeted indirect costs associated with the activities are:

Required:

$1.$ Using the Traditional single overhead rate approach calculate the unit cost of each service. Use direct labour hours as the basis of overhead application.

$2.$ Using the $\backslash ($ A B C $\backslash )$ costing approach, calculate the unit cost of each type of installation.

$3.$ Explain why there is a difference between traditional approach and the $\backslash ($ A B C $\backslash )$ approach