A partial adjusted trial balance of Tamarisk Company at January 31, 2020, shows the following. TAMARISK COMPANY ADJUSTED TRIAL BALANCE JANUARY 31, 2020 Debit Credit Supplies $950 Prepaid Insurance 3,900 Salaries and Wages Payable $1,050 Unearned Service Revenue 1,000 Supplies Expense 950 Insurance Expense 650 Salaries and Wages Expense 2,050 Service Revenue 2,250 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 $