Cullumber Company uses the perpetual inventory system and began business on August 1. During the month Cullumber made inventory purchases of $10400, terms of 3/15,n/45. Cullumber returned $300 worth of goods during the month, paid all suppliers in time to take advantage of all offered cash discounts during the month and sold inventory with a value of $5900. These were the only imventory transactions during the month. What is the balance in the inventory account at the end of August? $3897$10400$3906$4200