How many words can be formed by using all letters of the word “BIHAR”  Choose the correct choice
A) 478 B) 451 C) 120 D) 123 E) 150
The word BIHAR contains 5 different letters.   Required number of words = 5p5 = 5! = (5x4x3x2x1) = 120   Ans: 120
<result>C</result>
How many words can be formed by using all letters of the word “BIHAR”