need help with the blank boxes on part C!!

thanks.

As the production planner for Xiangling Hu Products, loc, you have boen given a bill of material for a bracket that is made up of a base 2 springs. and 4 clamps The base is assembled from 1 damp and 1 housing. Each clamp has 1 handle and 1 casting. Each housing has 1 bearing and 2 shafts. There is no inventory on hand This orercise containa only parts b and e. The groduct truct follows b) Determine the gross quantities needed of each item if you are to assemble 150 brackets. Base: 150 units (enter your response as a whole number). Spring: 300 units (enter your response as a whole number). Clamp: 750 units (enter your response as a whole number). Housing: 150 units (enter your response as a whole number). Handle: 750 units (enter your response as a whole number). Casting: 750 units (enter your response as a whole number). Bearing: 150 units (enter your response as a whole number). Shaft: 300 units (enter your response as a whole number). c) Compute the net quantities needed if there are 30 of the base and 100 of the clamp in stock: Base. 120 units (enter your response as a whole number). Spring: 300 units (enter your response as a whole number). Clamp: units (enter your response as a whole number). Housing units (enter your response as a whole number) c) Compute the net quantities needed if there are 30 of the base and 100 of the clamp in stock. Base: 120 units (enter your response as a whole number). Spring:Clamp:units(enteryourresponseasawholenumber).units(enteryourresponseasawholenumber). Housing: 120 units (enter your response as a whole number). Handle: units (enter your response as a whole number). Casting: units (enter your response as a whole number). Bearing: units (enter your response as a whole number). Shaft 240 units (enter your response as a whole number)