NIACL Model Paper 7 with solutions for free online practice

Question : 50 of 100

Marks: +1, -0

In how many different ways can the letters of the word ‘HAPPY’ be arranged ?

Solution:

(3) The word HAPPY consists of 5 letters in which letter ‘P’ comes twice.
∴ Number of arrangements =

5!/2!

{5×4×3×2×1}/{2×1}=60

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