Is the number 15 arrange like pattern of rectangle?

Find the number of arrangements of the letters of the word INDEPENDENCE. In how many of these arrangements, do all the vowels always occur together

Find the number of arrangements of the letters of the word INDEPENDENCE. In how many of these arrangements, do the vowels never occur together

Find the number of arrangements of the letters of the word INDEPENDENCE. In how many of these arrangements, do the words begin with I and end in P?

Find the number of arrangements of the letters of the word INDEPENDENCE. In how many of these arrangements, do the words start with P .

Find the number of ways of arranging the letters of the word. MATHEMATICS

Find the number of ways of arranging the letters of the word. SINGING

Find the number of ways of arranging the letters of the word. INTERMEDIATE

Find the number of ways of arranging the letter of the word "MATHEMATICS".

Find the number of ways of arranging the letters of the word SINGING