Question

How many different strings can be made from the letters in MISSISSIPPI, using all the letters and having no consecutive S's? ...?

Answer 1

Here is the answer to the given question above.
Since there are 1 "M", 4 "I"s, 4 "S"s, 2 "P"s : totally 11 letters, we can get the final answer:11! / ( 1! * 4! * 4! * 2! ) = 34650
Therefore, the answer would be 34650 different strings can be made from the letters of MISSISSIPPI, using all the letters having no consecutive S's. Hope this answer helps.