Q81 / 125 · BITSAT 2016 · Mathematics

All the words that can be formed using alphabets A, $H, L, U$ and $R$ are written as in a dictionary (no alphabet is repeated). Rank of the word RAHUL is

  • A
    71
  • B
    72
  • C
    73
  • Correct answer
    D
    74

Solution

No. of words starting with $\mathrm{A}$ are $4 !=24$ No. of words starting with $\mathrm{H}$ are $4 !=24$ No. of words starting with $L$ are $4 !=24$ These account for 72 words Next word is RAHLU and the $74^{\text {th }}$ word RAHUL

Hence, the correct answer is option: 'D'.

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