Football Problem
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Test case 1: lower = 3, upper = 5, games = 4, tax = 5.5
Test case 2: lower = 10, upper = 8, games = 7, tax = 6.6

Parking Problem
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Test case 1: hour = 3, spots = 5000, permits = 20000
Test case 2: hour = 19, spots = 7314, permits = 40000

Meal Plan Problem
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Test case 1: subway = 3, lazymoon = 4, nummeals = 150, money = 450
Test case 2: subway = 3, lazymoon = 4, nummeals = 150, money = 553
Test case 3: subway = 4, lazymoon = 11, nummeals = 207, money = 1209