Monty Tires manufactures tires for dune buggies and has two different products, nubby tires and smooth tires. The company produces $6,000$ nubby tires and $11,000$ smooth tires each year and incurs $$252,000$ of overhead costs. The following information is available:

$\backslash$table$[[$Activity$,$Total Cost,Cost Driver$],[$Materials handling,$$84,000,$Number of requisitions$],[$Machine setups,$84,000,$Number of setups$],[$Quality inspections,$84,000,$Number of inspections$]]$

For the nubby tires, the company has $500$ requisitions, $300$ setups, and $300$ inspections. The smooth tires require $700$ requisitions, $400$ setups, and $500$ inspections.

Determine the overhead rate for each activity.

Overhead Rate

Materials handling per requisition

Machine setups per setup

Quality inspections per inspection