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v3.23.3

Condensed Consolidated Statements of Operations (Unaudited) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Aug. 31, 2023 | Aug. 31, 2022 | Aug. 31, 2023 | Aug. 31, 2022
Sales | $ 8,117,422 | $ 7,476,215 | $ 23,428,681 | $ 19,030,526
Cost of goods sold | 5,816,798 | 5,516,558 | 16,757,586 | 13,876,238
Gross profit | 2,300,624 | 1,959,657 | 6,671,095 | 5,154,288
Expenses |  |  |  |
Engineering | 170,595 | 168,098 | 439,387 | 446,112
Selling | 566,327 | 417,822 | 1,608,752 | 1,407,450
General and administrative | 1,095,479 | 873,469 | 3,178,285 | 2,790,825
Total expenses | 1,832,401 | 1,459,389 | 5,226,424 | 4,644,387
Income from operations | 468,223 | 500,268 | 1,444,671 | 509,901
Other income (expense): |  |  |  |
Interest expense | (160,792) | (118,204) | (419,802) | (270,518)
Other | (2,528) | 3,179 | 141,079 | 2,353
Total other expense | (163,320) | (115,025) | (278,723) | (268,165)
Income from continuing operations before income taxes | 304,903 | 385,243 | 1,165,948 | 241,736
Income tax expense | 64,030 | 81,236 | 245,019 | 51,055
Net income (loss) from continuing operations | 240,873 | 304,007 | 920,929 | 190,681
Discontinued Operations (Note 3) |  |  |  |
Loss from operations of discontinued operations | (398,611) | (83,944) | (438,081) | (233,559)
Income tax benefit | (83,708) | (17,712) | (91,997) | (49,281)
Net income (loss) on discontinued operations | (314,903) | (66,232) | (346,084) | (184,278)
Net income (loss) | $ (74,030) | $ 237,775 | $ 574,845 | $ 6,403

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