Question

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

• A. 25
• B. 60
• C. 180
• D. 200
• E. None of these

Answer 1

The correct option is E None of these

The word SMART has 5 distinct letters.
By Short Trick 1
Number of arrangements $={}^5{P}_5=5$
$=5\times 4\times 3\times 2\times 1=120$