CA CPT - Quantitative Aptitude - Permutations and Combinations

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Question - 1

In how many ways can a consonant and a vowel be chosen out of the letters of the word 'LOGARITHM'?

  • A 18
  • B 15
  • C 3
  • D None

Question - 2

Find the number of ways of selecting 4 letters from the word EXAMINATION.

  • A 140 ways
  • B 136 ways
  • C 152 ways
  • D 128 ways