help! i cant get part c

As the production planner for Xiangling Hu Products, Inc., you have been given a bill of material for a bracket that is made up of a base, 2 springs , and 3 clamps. The base is assembled from 1 clamp

and 2 housings. Each clamp has 1 handle and 2 castings. Each housing has 1 bearing

and 1 shaft. There is no inventory on hand.

i have included part b as well

Bracket Base (1) Spring(2) Clamp (1) Housing(2) Clamp(3) Handled (1) Casting(2) Bearing (1) Shafta (1) Handle (1) Casting (2) c) Compute the net quantities needed if there are 30 of the base and 75 of the clamp in stock. Base: Spring: Clamp: Housing: Handle: Casting: Bearing: units (enter your response as a whole number). units (enter your response as a whole number). units (enter your response as a whole number). units (enter your response as a whole number). units (enter your response as a whole number). units (enter your response as a whole number). units (enter your response as a whole number). units (enter your response as a whole number). Shaft: b) Determine the gross quantities needed of each item if you are to assemble 125 brackets. a Base: 125 units (enter your response as a whole number). Spring: 250 units (enter your response as a whole number). Clamp: 500 units (enter your response as a whole number). Housing: 250 units (enter your response as a whole number). Handle: 500 units (enter your response as a whole number). Casting: 1000 units (enter your response as a whole number). Bearing: 250 units (enter your response as a whole number). Shaft: 250 units (enter your response as a whole number)