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If kelvin eats 1/4 of a pie, Kristy eats 1/3 of whats left after Kelvin is done, and Kelly eats 1/2 of whats left after Kristy is done, then what part of the pie is left?
If kelvin eats 1/4 of a pie, Kristy eats 1/3 of whats left after Kelvin is done, and Kelly eats 1/2 of whats left after Kristy is done, then what part of the pie is left?