The following table shows some activities, MHE $($material handling equipment type$)$ requirement, and activity requirements in a warehouse in an average day.

Process Activity Units of measure Activity units Productivity $($units$/$hour$)$ Required MHE type Employee type

Goods In Offload Pallets Pallets $50030$ Forklift MHE

Quality Check Pallets $50025-$ Associate

Put Away Store in reserve Pallets $30015$ Forklift MHE

Store in fast pick Cartons $2000250$ Pallet Truck Associate

Picking Picking from reserve Pallets $10020$ Forklift MHE

Reserve to fast pick Pallets $20045$ Forklift

Picking from fast pick Cartons $3000200$ Pallet Truck Associate

Shipping Package and quality check Cartons $3000400-$ Associate

Load to vehicle Pallets $10030$ Forklift MHE

a$.$ Calculate the required hours for each activity.

b$.$ Assume that MHE drivers $($forklift and pallet truck$)$ work for $7$ hours per day and warehouse associates $($quality checkers, carton handlers$)$ work for $8$ hours per day. How many employees from each type $($MHE drivers, warehouse associates$)?$

c$.$ How many MHE from each type are required?