Question

In how many ways can the letters in the word infinity be arranged?

Answer 1

You can consider the above answer... I agree with that

Answer 2

There are eight letter in INFINITY

So, it would be 8P7 = 8!/(8-7)! = 8!/1! = 8*7*6*5*4*3*2 = 40320

So, your answer is 40320