Columbus Company provides the following ABC costing information: Activities Total Costs Activity-cost drivers Labor $336,000 8,000 hours Gas $84,000 7,000 gallons Invoices $180,000 7,500 invoices Total costs $600,000 The above activities used by their three departments are: Lawn Department Bush Department Plowing Department Labor 3,100 hours 1,500 hours 3,400 hours Gas 1,900 gallons 900 gallons 4,200 gallons Invoices 1,300 invoices 400 invoices 5,800 invoices If labor hours are used to allocate the non-labor, overhead costs, what is the overhead allocation rate

1. which one of the following would be an example of a supply-side market failure? a. a gas station is slowly leaking diesel fuel from its underground tanks, and after the leak is discovered, the business immediately cleans up the pollution at its own expense. b. a gas station is slowly leaking diesel fuel from its underground tanks, but the state uses taxpayer money to clean up the pollution rather than requiring the business to pay. c. your business wants to attract repeat customers by putting on a customer-appreciation picnic at a public park, but you decide not to because you couldn't prevent noncustomers from consuming the food and entertainment you provided. d. everyone rushes to the local retail outlet at midnight on the day of the release of a new video game console, and the store runs out before everyone is able to buy one.