According to the revenue recognition principle, revenues should be recognized when they are earned which happens condition is met at the point of delivery of goods or services. The following transactions occurred in September when the company performs acts promised to the customer. For most businesses, this Required For each of the transactions, if revenue is to be recognized in September, indicate the amount. Activity Amount A customer paid $5 cash for 5 song files from Apple's iTunes store. Answer from Apple's standpoint Home Depot provided a carpet installation for $2,900 cash. A comparable installation from other companies costs $3,900 AT&T is scheduled to install digital cable at 600 Austin area homes next week. The c. installation charge is $120 per home. The terms require payment within 30 days of d. AT&T completed the installations described in (c). Answer from AT&T's standpoint. e.from AT&T's standpoint. fA customer purchased a ticket from American Airlines in September for $670 cash to installation. Answer from AT&T's standpoint. AT&T received payment from customers for the installations described in (c). Answer travel in December. Answer from American Airlines' standpoint