Using the letters of the word CHEMISTRY, how many six letter words can be formed, which end with Y?

Using the letters of the word PUBLIC, how many four letter words can be formed which begin with B and with P? (Repetition of letters is not allowed

Using the letters of the word PRIVATE. How many 6-letter words can be formed which begin with P and edn with E?

Using all the letters of the word OBJECTS, how many words can be formed which begin with B but do not end with S?

Using all the letters of the word NOKIA, how many words can be formed, which begin with N and end with A?

Find the number of 4 letter words that can be formed using the letters of the word EQUATION. How many of these words begin with E ? How many end with N ? How many begin with E and end with N ?

Consider all the letters of the word 'FALIURE' How many words can be formed using these letter?

How many words can be formed using the letters of the word ASSESSMENT if each word begin with A and end with T?