If the total supplier activity costs were $74 000; price per unit was $1.70; and total units purchased were 12 000, the supplier performance index would be:

1b) GoGo Furniture needs to purchase glass panes to make glass top coffee tables. Last year GoGo Furniture had two suppliers, BolBol and TolTol. Based on last year's experience with these two suppliers, GoGo provides you with the following supplier related information.