In how many different ways can the letters of the word 'OFFICES' be arranged?
Answer & explanation
Correct answer: option 1
OFFICES
This word has 7 letters and F comes 2 times
Number of ways in which letters can be arranged in word OFFICES
= \(\frac{ 7! }{2!}\)
= \(\frac{ 7 × 6 × 5 × 4 × 3 × 2 × 1 }{2 ×1 }\)
= \(\frac{ 5040 }{2 }\)
= 2520