110, 30, 90, 100, 80, 70, 50, 80, 90, 90, 80, 20, 60, 50, 60, 20, 40, 30, 60, 40, 30, 100, 20, 90, 90, 30, 90, 70, 20, 30, 100, 30, 70, 110, 50, 50, 70, 110, 80, 60, 100, 100, 73, 100, 40, 50, 30, 110, 90, 60.
Which number is the odd one out? Write down as many reasons as you can think of explaining why that number is the odd one out.
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