NDA2022MathematicsPermutation and CombinationActual
If different permutations of the letters of the word 'MATHEMATICS' are listed as in a dictionary, how many words (with or without meaning) are there in the list before the first word that starts with C ?
Options
- A302400
- B403600
- C907200
- D1814400
Correct answer
C. 907200
Step-by-step solution
Given word 'MATHEMATICS' No. of words start with A= 10! 2!2! No. of words before the first word that start with c= 10! 2!2! =907200