please solve the following question including all parts showing steps of solution

Twain Services offers leadership training for local companies It employs thre levels of seminar leaders, based on experience, education, and management level being targeted: gum, mentor, and helper. V,'llen Twain bids on requests for seminars, it estimates the costs using a set of standardized billing rates. It then adds an estimate for travel, supplies, and so on (refened to as out-of-pocket costs). Next it applies a percentage to the total of seminar leader cost and out-of-pocket cost for general and administrative (G&A) expeme_ The estimates for each of these elements are shown below: cost (pg noun (per tm' Required Marcus Foundries has asked Twain for a Set of seminars for managers at several levels The bidding manager at Twain estimates that the work will require 10 guru-hours, 125 mentor- hours, and 150 helper-hours. She estimates out-of-pocket costs to be $25,000. V,mat is the estimated cost of the proposed seminars, based on these estimates?