AP EAMCET · Maths · Permutation Combination
If all the seven letters of the word LEADING are permuted in all possible ways and the words thus formed are arranged as in the dictionary order, then the word in place is
- A ELIGDAN
- B ELNADGI
- C ELINADG
- D ELNDAGI
Answer & Solution
Correct Answer
(B) ELNADGI
Step-by-step Solution
Detailed explanation
First we will arrange the letters of the word LEADING in the alphabetical order. A, D, E, G, I, L, N Number of words staring with letter A=6!=720 Number of words staring with letter D=6!=720 Number of words…
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