Assuming the Ps and Is are indistinguishable:
There are 10! / 3! / 3! = 100800 ways
If the Ps and Is are distinguishable, then there are 10! = 3628800 ways
Chat with our AI personalities
362,880 ways
15
Six.
There are 11!/[2!*2!*2!) = 4,989,600 ways.
If you have three DIFFERENT letters, you can arrange them in 3! = 1 x 2 x 3 = 6 different ways.