let me Hawking is the owner of the hummingbird and all organic restaurant featuring fresh salads and a variety of vegetarian entree dishes as part of a dining room redesign she is replacing all of the glass within her 100-seat restaurant baby would like to purchase 40 dozen glasses her glass with vendor has offered her similarly style glassware and three different quality levels the highest level glassware with corsola be about $50 per dozen the average life expectancy of these glasses is a thousand years has before they either break or chip in lower price mid quality glass sells for $35 per dozen and has an expected life of 750 use the least expensive glasses sell for $26 per dozen and have an expected life of 500 uses help me let me get more information to assess her best purchased Choice by completing the following product cost comparison worksheet