Question

Q-4) The number of 4 letter words
formed using the letters of the word
MADHURI if letters cannot be reapeted are
a) 480
b)635
c) 840
d)2401​

Answer 1

Step-by-step explanation:

option b because in three option 0 is repeating

Answer 2

Answer:

The number of 4 letter words

formed using the letters of the word

MADHURI if letters cannot be reapeted are

a) 480

b)635

c) 840 ☑️☑️☑️

d)2401

Solution :- since all letters are distinct ,

7(P)4 = 7*6*5*4*3*2/3*2 = 840 (Ans)