$5..$ Blaize Manufacturing Company is using a weighted criteria evaluation system to certify suppliers.

a$.$ Determine the total weighted score for the supplier shown below.

b$.$ Based on the evaluation system and weights used by this firm, what is their purchasing objective?

c$.$ Give an example of a real company that might be using this type of strategy.

d$.$ If Blaize Mfg$.$ classifies their vendors based on the following scores, how well is this supplier doing?

Unacceptable $($less than $50)$

$,$ Conditional $($between $50$ and $70)$

$,$ Certified $($between $70$ and $90)$

$,$ Preferred $($greater than $90)$