Correct: , double 2 = 4, double 1 = 2, double 3 = 6, double 4 = 8, double 5 = 10, double 6 = 12, double 7 = 14, double 8 = 16, double 9 = 18, double 10 = 20, Incorrect: , double 1 = 3, double 2 = 5, double 3 = 7, double 4 = 9, double 5 = 12, double 6 = 20, double 7 = 7, double 8 = 17, double 9 = 19, double 10 is 22,

Doubling to 20

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