3. Jim spends all his income on apartment rent, food, clothing, and vacations. He gets a pay raise from $3,000 a month to $4,000 a month. At the same time, airfares and other vacation-related expenses increase by 50 percent. How has Jim’s budget in terms of airfares and other vacation-related expenses changed? Is Jim better off or worse off in his new situation?

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Table 1 Burgers Pasta Quantity per week Total utility Dishes per week Total utility 0 0 0 0 1 10 1 20 2 18 2 36 3 25 3 48 4 31 4 56 5 36 5 60 6 40 6 62