On its balance sheet dated $12/31/2021,$ Midland company reported supplies inventory as an asset with a value of $$500.$ On its $12/31/2022$ balance sheet the company reported supplies inventory as an asset with a value of $$400.$ The company's $2022$ income statement reported supplies expense equal to $$350.$ What was the value of the supplies inventory that Midland company purchased in $2022?$