A partial adjusted trial balance of Vaughn Company at January 31, 2020, shows the following.

VAUGHN COMPANY ADJUSTED TRIAL BALANCE JANUARY 31, 2020
		Debit			Credit
Supplies		$940
Prepaid Insurance		3,840
Salaries and Wages Payable					$1,040
Unearned Service Revenue					990
Supplies Expense		950
Insurance Expense		640
Salaries and Wages Expense		2,040
Service Revenue					2,240

Answer the following questions, assuming the year begins January 1.

If the amount in Supplies Expense is the January 31 adjusting entry, and $850 of supplies was purchased in January, what was the balance in Supplies on January 1?

Beginning balance of supplies

$