If the amount in Supplies Expense is the January 31 adjusting entry and $310 of supplies was purchased in January, what was the balance in Supplies on January 1? Supplies balance $ (b) If the amount in Insurance Expense is the January 31 adjusting entry and the original insurance premium was for one year, what was the total premium and when was the policy purchased? Total premium for 1 year Purchase date (c) If $2,470 of salaries was paid in January, what was the balance in Salaries and Wages Payable at December 31, 20XX-1? Balance in Salaries and Wages Payable at December 31, 20XX-1 \$ If $1,820 was received in January for services performed in January, what was the balance in Unearned Revenue at December 31 , 20XX1 ? Balance in Unearned Service Revenue at December 31, 20XX-1 \$ This is a partial adjusted trial balance of Crane Company. Answer these questions, assuming the year begins January 1