Jarrod receives a scholarship of $26,200 from Riggers University to be used to pursue a bachelor's degree. He spends $15,720 on tuition, $1,310 on books and supplies, $5,240 for room and board, and $3,930 for personal expenses. How much may Jarrod exclude from his gross income

An allergy products superstore buys 6000 of their most popular model of air filters each year. the price of the air filters is $18. the cost of ordering and receiving shipments is $12 per order. accounting estimates annual carrying costs are 20% of the price. the supplier lead time is 2 days. the store operates 240 days per year. each order is received from the supplier in a single delivery. there are no quantity discounts. what is the store’s minimum total annual cost of placing orders & carrying inventory?