Can someone explain how my Professor got the highlighted answ swers? 7. Richard, a self-employed business consultant, traveled from New Orleans to New York for both business and vacation. He spent 4 days conducting business and some days vacationing. He incurred the following expenses: Airfare Lodging-per day Meals-per day Business Entertainment $460 175 100 800 What is his deduction under the following two circumstances? a. He spends three days on vacation, in addition to the business days. $1,360 b. He spends six days on vacation, in addition to the business days. $900