Intercontinental inc. uses a perpetual inventory system. Consider the following information about its inventory

Date Goods Purchased Goods Sold

July 1 10@$90=$910

July 3 15@$106=$1590 20 units

July 14

July 17 20@$115=$2300

July 28 10@$119=$1190

July 31 23 units

1. Using FIFO, find the cost of goods sold for the sale of 23 units on July 31 and the inventory balance at July 31?

2. Using LIFO, find the cost of goods sold for the sale of 23 units on July 31 and the inventory balance at July 31?

3. Using weighted average, find the cost of goods sold for the sale of 23 units on July 31 and the inventory balance at July 31?