Partin Corporation's cash and cash equivalents consist of cash and marketable securities. Last year the company's cash account increased by $31,000 and its marketable securities account decreased by $22,000. Net cash provided by (used in) operating activities was $108,000. Net cash provided by (used in) financing activities was $(70,000). Based on this information, the net cash provided by (used in) investing activities on the statement of cash flows was:

Emery pharmaceutical uses an unstable chemical compound that must be kept in an environment where both temperature and humidity can be controlled. emery uses 825 pounds per month of the chemical, estimates the holding cost to be 50% of the purchase price (because of spoilage), and estimates order costs to be $48 per order. the cost schedules of two suppliers are as follows: vendor 1 vendor 2 quantity price/lb quantity price/lb 1-499 $17 1-399 $17.10 500-999 $16.75 400-799 $16.85 1000+ $16.50 800-1199 $16.60 1200+ $16.25 (a) what is the economic order quantity for each supplier? (b) what quantity should be ordered and which supplier should be used? (c) the total cost for the most economic order sire is $