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Problem 1-19 (AICPA Adapted) Cobb Company sells appliance ser liance service contracte ageeing to repair appliances for two-year period. The past experience is that, of the total amount spent for repairs on service contracts. 40% is incurred evenly durine the first contract year and 60% is incurred evenly during the second contract year. Receipts from service contract sales are P500,000 for 2020 and P600,000 for 2021. Receipts from contracts are credited to unearned service revenue. All sales are made evenly during the year. 1. What is the contract revenue for 2020? a. 100,000 b. 200,000 c. 250.000 d. 500,000 2. What is the unearned revenue on December 31, 2020? a. 300,000 b. 400,000 c. 200,000 d. 150,000 3. What is the contract revenue for 2021? a. 240,000 b. 360,000 C. 370,000 d. 250,000 4. What is unearned revenue on December 31, 2021? a. 60,000 b. 470,000 c. 480,000 d. 630,000