Which action can hurt your credit score? i. paying your phone bill late. ii. taking the bus to work. iii. maxing out several credit cards. iv. using the internet to pay your bills
a) i
b) i and ii
c) i and iii
d) iii and iv

Abank provides its customers mobile applications that significantly simplify traditional banking activities. for example, a customer can use a smartphone to take a picture of a check and electronically deposit into an account. this unique service demonstrates the bank’s desire to practice which one of porter’s strategies?

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?

Right medical introduced a new implant that carries a five-year warranty against manufacturer’s defects. based on industry experience with similar product introductions, warranty costs are expected to approximate 2% of sales. sales were $8 million and actual warranty expenditures were $42,750 for the first year of selling the product. what amount (if any) should right report as a liability at the end of the year?