Activity a. A customer paid for and downloaded song files from Apple's iTunes store for $18 cash. Answer from Apple's standpoint. b. Best Flooring provided a carpet installation for $2,400 cash. A comparable installation from other companies costs $3,400. c. Span Cable is scheduled to install digital cable at 1,600 Austin area homes next week. The installation charge is $195 per home. The terms require payment within 30 days of installation. Answer from Span Cable's standpoint. d. Span Cable completed the installations described in (c). Answer from Span Cable's standpoint. e. Span Cable received payment from customers for the installations described in (c). Answer from Span Cable's standpoint. f. A customer purchased a ticket from QuickAir in September for $935 cash to travel in December. Answer from QuickAir's standpoint. Amount