In preparing its August 31, 2020 bank reconciliation, Vaughn Manufacturing has available the following information: Balance per bank statement, 8/31/20 $25750
Deposit in transit, 8/31/20 3480
Return of customer's check for insufficient funds, 8/30/20 600
Outstanding checks, 8/31/20 2760
Bank service charges for August 100

At August 31, 2020, Vaughn's correct cash balance is :

a. $25030.
b. $25770.
c. $26470.
d. $25870.

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?