Periodic Inventory by Three Methods The beginning inventory for Dunne Co. and data on purchases and sales for a three-month period are as follows: Date Transaction Number of Units Per Unit Total Apr. 3 Inventory 25 $1,200 $30,000 8 Purchase 75 1,240 93,000 11 Sale 40 2,000 80,000 30 Sale 30 2,000 60,000 May 8 Purchase 60 1,260 75,600 10 Sale 50 2,000 100,000 19 Sale 20 2,000 40,000 28 Purchase 80 1,260 100,800 June 5 Sale 40 2,250 90,000 16 Sale 25 2,250 56,250 21 Purchase 35 1,264 44,240 28 Sale 44 2,250 99,000

Required: 1.
Determine the inventory on June 30 and the cost of goods sold for the three-month period, using the first-in, first-out method and the periodic inventory system.

Trecek corporation incurs research and development costs of $625,000 in 2017, 30 percent of which relate to development activities subsequent to ias 38 criteria having been met that indicate an intangible asset has been created. the newly developed product is brought to market in january 2018 and is expected to generate sales revenue for 10 years. assume that a u. s.–based company is issuing securities to foreign investors who require financial statements prepared in accordance with ifrs. thus, adjustments to convert from u. s. gaap to ifrs must be made. ignore income taxes. required: (a) prepare journal entries for research and development costs for the years ending december 31, 2017, and december 31, 2018, under (1) u. s. gaap and (2) ifrs. (c) prepare the entry(ies) that trecek would make on the december 31, 2017, and december 31, 2018, conversion worksheets to convert u. s. gaap balances to ifrs.