The j& p fertilizer company markets bags of fertilizer labeled "not less than 50 lb dry weight." the packaged manure is a combination of compost and manure. to provide good-quality fertilizer, each bag should contain at least 20 lb of compost but no more than 35 lb of manure. each pound of compost costs j& p 7¢ and each pound of manure costs 6¢. determine the least-cost blend of compost and manure in each bag. (enter 7 cents and 6 cents as: .07 and .06) a. what is the product mix? b. what is the total cost? c. are there any unused resources? d. what impact would increasing the compost by 10 pounds have on the overall cost