Permutation & Combination

Quantitative Aptitude (HARCO) HARCO Bank Exam

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In how many different ways can the letters of the word RUMOUR be arranged?

360

90

180

720

Explanation:

Permutation of six alphabets is 6! and R and u are repeated twice so we will divide 2! x 2!

6!/2! x 2! = 180

By: Sandeep Dubey

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