6!, 720, 270, 207, 2! 3!, 16, 12, 48, 5! 3!, 336, 56, 20, 4P4, 24, 224, 256, 8P4, 202, 200, 1680, How many permutations are there in the letters of the word HOPEFUL?, 5040, 1680, 4050, How many four-digit codes can be made out of the digits 0, 2, 4, 6, and 8 if REPETITION of digits is NOT ALLOWED?, 102, 120, 201, In how many ways can 4 distinct red cars and 4 distinct black cars be parked in a row of 6 – car garage?, 20,160, 414, 720, 360.

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