the answers in the box are wrong, can i please get a correct answer? will upvote

[The following information applies to the questions displayed below] Melissa recently paid $640 for round-trip airfare to San Francisco to attend a business conference for three doys. Meiissa aiso paid the following expenses: $635 fee to register for the conference, $340 per night for three nights' lodging, $290 for meals in restaurants, and $510 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. Problem 9.49 Part-a (Algo) a. What amount of these costs can Melissa deduct as business expenses? [The following information applies to the questions displayed below.] Melissa recently paid $640 for round-trip airfare to San Francisco to attend a business conference for three days. Melissa also paid the following expenses: $635 fee to register for the conference, $340 per night for three nights' lodging. $290 for meals in restaurants, and $510 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. roblem 9.49 Part-b (Algo) . 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 $1,270 for transportation, $825 for lodging, and $340 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? [The following information applies to the questions displayed below] Melissa recently paid $640 for round-trip airfare to San Francisco to attend a business conference for three days. Melissa also paid the following expenses: $635 fee to register for the conference, $340 per night for three nights' lodging. $290 for meals in restaurants, and $510 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. Problem 949 Part-c (Algo) 2. Suppose that Melissa made the trip to San Francisco primarily to visit the national parks and only attended the business conferet as an incidental benefit of being present on the coast at that time. What amount of the airfare can Melissa deduct as a business expense