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Combination, Counting Principle or Permutation???. How many 4-letter code words can be formed using the 26-letter alphabet if repetition is allowed ? Counting Principle 26 ●26●26●26 = 456,976. Combination, Counting Principle or Permutation???.
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Combination, Counting Principle or Permutation??? How many 4-letter code words can be formed using the 26-letter alphabet if repetition is allowed? • Counting Principle • 26 ●26●26●26 = 456,976
Combination, Counting Principle or Permutation??? • How many 5-digit numbers can be formed using numbers 1-9 with the first three digits odd and the last two digits even if repetition of digits is not allowed? • Counting Principle • 5●4●3●4 ●3 = 720 ways
Combination, Counting Principle or Permutation??? • In how many ways can twelve friends line up to buy movie tickets? • Permutation/Counting principle • P(12,12) = 479,001,600
Combination, Counting Principle or Permutation??? • How many 4-letter code words can be formed using the 26-letter alphabet if repetition is not allowed? • Permutation • P(26,4) = 358,800 ways
Combination, Counting Principle or Permutation??? • How many ways can you choose a set of eight hearts from a deck of cards? • Combination • C(13,8) = 1,287
Combination, Counting Principle or Permutation??? • In how many ways can the letters of the word "PROBLEM" be rearranged to make five letter words? • Permutation • P(7,5) = 2,520
Combination, Counting Principle or Permutation??? • Marley Farms has nine horses and can place any given three in a stall together. How many ways can the farm hands put the horses in the stalls? • Combination • C(9,3) = 84 ways