1. Boeings property and equipment depreciated $1,488 million during 2021.

Account Title	Debit	Credit

2. On January 1, 2021, Boeing received $52,980 million as advance payment for commercial aircrafts to be delivered evenly over the next three years. On January 1, Boeing made the following journal entry:

Dr. Cash			52,980 million
	Cr. Unearned Revenue			52,980 million

Boeing did not make any journal entries related to the Unearned Revenue after the initial journal entry shown above. What adjusting journal entry should Boeing make on December 31, 2021 related to the unearned revenue?

Account Title	Debit	Credit

3. On March 1, 2021, Boeing paid $480 million for future advertising that will be released over the subsequent 12-month period (i.e., March 1, 2021 to February 28, 2022). On March 1, Boeing made the following journal entry:

Dr. Prepaid Advertising			480 million
	Cr. Cash			480 million

Boeing did not make any journal entries related to the prepaid advertising after the initial journal entry shown above. What adjusting journal entry should Boeing make on December 31, 2021 related to the prepaid advertising?

Account Title	Debit	Credit

4. Boeing receives a utility bill every four weeks for the previous four weeks. On January 25, 2022, Boeing received a bill of $76 million covering the first three weeks of 2022 and the last week of 2021. Assuming that utilities are used evenly over the period, what adjusting journal entry should Boeing make on December 31, 2021 related to this future utility bill?

Account Title	Debit	Credit

5. At the end of 2021, Boeing owed employees $6,573 million related to work completed (but not yet paid) during 2021. What adjusting journal entry should Boeing make on December 31, 2021 related to these wages owed to employees?

Account Title	Debit	Credit

6. At the end of 2021, Boeing calculates that it has earned but not yet received or recorded $2,641 million of sales on account. What adjusting journal entry should Boeing make on December 31, 2021 related to the sales on account?