POSSIBLE POINTS 1 In the original plan for area codes in 1945 the first digit could be any number from 2 to 9 the second digit

Question

POSSIBLE POINTS 1 In the original plan for area codes in 1945 the first digit could be any number from 2 to 9 the second digit was either 0 or 1 and the third digit could be any number except 0 With this plan how many area codes were possible O 180 O 1000 144 O 729

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