Melissa recently paid $870 for round-trip airfare to San Francisco to attend a business conference for three days. Melissa also paid the following expenses: $400 fee to register for the conference, $260 per night for three nights' lodging, $120 for meals in restaurants, and $425 for cab fare. Note: Do not round intermediate calculations. Round your final answers to the nearest whole dollar amount. Leave no answers blank. Enter zero if applicable. a. What amount of these costs can Melissa deduct as business expenses? Mellssa recently paid $870 for round-trip airfare to San Francisco to attend a business conference for three days. Melissa also paid the following expenses: $400 fee to register for the conference, $260 per night for three nights' lodging. $120 for meals in restaurants, and $425 for cab fare. Note: Do not round intermediate calculations. Round your final answers to the nearest whole dollar amount. Leave no answers blank. Enter zero if applicable. Suppose that while Melissa was on the coast, she also spent two days sightseeing the national parks in the area. To do the ightseeing, she paid $1,010 for transportation, $1,055 for lodging, and $495 for meals during this part of her trip, which she considers ersonal in nature. What amount of the total costs can Melissa deduct as business expenses? Melissa recently paid $870 for round-trip airfare to San Francisco to attend a business conference for three days. Melissa also paid the following expenses: $400 fee to register for the conference, $260 per night for three nights' lodging. $120 for meals in restaurants, and $425 for cab fare. Note: Do not round intermediate calculations. Round your final answers to the nearest whole dollar amount. Leave no answers blank. Enter zero if applicable. Suppose that Melissa made the trip to San Francisco primarily to visit the national parks and only attended the business conference s an incidental benefit of being present on the coast at that time. What amount of the airfare can Melissa deduct as a business xpense