Can you give me are complete answers?! Thank you so much!!!

1. Smart Calendars is a new business. During its first year of operations, credit sales were $40,000, and collections of credit sales were $36,000. One account, $650, was written off. Using the aging-of -receivables method, management calculates $200 as its estimate of uncollectible amounts at year end. Prepare the journal entry to record bad debts expense.

2. The cost of an asset is $10,000,000, and its residual value is $100,000. Estimated useful life of the asset is four years. Prepare the schedule of depreciation using the double-declining-balance method of accounting