1.

How many words, with or without meaning can be made from the letters of the word MONDAY, assuming that no letter is repeated, if. (i) 4 leters are used at a time, (ii) all letters are used at a time (iii) all letters are used but first letter is a vowel ?

Answer»


ANSWER :(i) 360, (ii) 720, (iii) 240


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