The statement of profit or loss
. At the end of September 2021, grocery retailer Watsap Co had 500 boxes of breakfast cereal in stock. The company buys 400 boxes of breakfast cereal a month from its supplier. In October 2020, the purchase price from its supplier was £1.89 per box and this purchase price had risen by £0.01 per month to September 2021 when the purchase price was £2.00 per box. The selling price of each box of breakfast cereal was £2.25 throughout the year to 30 September 2021. What is the value of the 500 boxes of cereal at 30 September 2021 that will be added to the closing inventory of the company?

. The Acme Manufacturing company buys the following quantities of part A725 from its supplier:
September 2020: 300 at a total cost of £900
November 2020: 600 at a total cost of £1,920
January 2021: 400 at a total cost of £1,160
April 2021: 700 at a total cost of £2,135
July 2021: 500 at a total cost of £1,435
At 31 August 2021, there were 600 A725 parts in stock at Acme Manufacturing. What is the valuation of these parts that will be added to the closing inventory of the company using the last in, first out (LIFO) method of inventory valuation?

. The BZ Manufacturing company buys the following quantities of part T622 from its supplier:
September 2020: 400 at a unit cost of £3.00
November 2020: 300 at a unit cost of £3.10
January 2021: 200 at a unit cost of £2.95
April 2021: 900 at a unit cost of £3.20
July 2021: 400 at a unit cost of £3.05
At 31 August 2021, there were 550 T622 parts in stock at BZ Manufacturing. What is the valuation of these parts that will be added to the closing inventory of the company using the weighted average cost (AVCO) method of inventory valuation?

. The CT Manufacturing company buys the following quantities of part Z399 from its supplier:
July 2020: 2,000 at a unit cost of £4.00
September 2020: 3,000 at a unit cost of £4.20
December 2020: 4,000 at a unit cost of £3.975
February 2021: 3,000 at a unit cost of £4.50
May 2021: 4,000 at a unit cost of £4.10
At 30 June 2021, there were 2,260 Z399 parts in stock at CT Manufacturing. What is the valuation of these parts that will be added to the closing inventory of the company using the last in, first out (LIFO) method of inventory valuation?

. At 1 July, JST Limited, a supplier of construction materials to the building industry, had 9,000 bricks in stock at a unit cost of £0.26. Additional purchases of bricks were made as follows throughout the month of July:
8 July: 8,000 bricks at £0.23 per brick
15 July: 6,000 bricks at £0.27 per brick
22 July: 9,000 bricks at £0.25 per brick
29 July: 8,000 bricks at £0.24 per brick
During July, 32,000 bricks were sold. What is the valuation of the bricks in inventory at 31 July that will be added to the closing inventory of the company using the weighted average cost (AVCO) method of inventory valuation?

. At 1 September 2020, FZC Manufacturing held 400 circuit boards in stock with a total cost of £2,240. During the accounting year to 31 August 2021, FZC Manufacturing made purchases of circuit boards as follows:
October 2020: 900 with a total cost of £4,725
December 2020: 1,100 with a total cost of £5,885
March 2021: 1,000 with a total cost of £5,150
June 2021: 600 with a total cost of £3,200
During the financial year to 31 August 2021, 3,280 circuit boards were used in production. What is the valuation of the circuit boards in inventory at 31 August 2021 that will be added to the closing inventory of the company using the first in, first out (FIFO) method of inventory valuation?