Elmer wrote a letter to his friend Fred offering to sell Fred an 80-acre farm for $200,000. After mailing the letter, Elmer learns that the farm is actually worth $300,000 and changes his mind about selling. a. Elmer has made a firm offer to Fred which cannot be revoked. b. Elmer can revoke his offer at any time before acceptance, there is no consideration to keep the offer open. c. Elmer must keep the offer open, because this is an option contract. d. Elmer is prohibited from revoking his offer to Fred under the doctrine of promissory est

Thomas kratzer is the purchasing manager for the headquarters of a large insurance company chain with a central inventory operation. thomas's fastest-moving inventory item has a demand of 6,000 units per year. the cost of each unit is $100, and the inventory carrying cost is $10 per unit per year. the average ordering cost is $30 per order. it takes about 5 days for an order to arrive, and the demand for 1 week is 120 units. (this is a corporate operation, and the are 250 working days per year.)a) what is the eoq? b) what is the average inventory if the eoq is used? c) what is the optimal number of orders per year? d) what is the optimal number of days in between any two orders? e) what is the annual cost of ordering and holding inventory? f) what is the total annual inventory cost, including cost of the 6,000 units?

Can someone me ? i’ll mark the best answer brainliest : )

Jillian wants to plan her finances because she wants to create and maintain her tax and credit history. she also wants to chart out all of her financial transactions for the past federal fiscal year. what duration should jillian consider to calculate her finances? from (march or january )to (december or april)?