Evaluate $8!$.

The number of odd numbers greater than $6,00,000$ that can be formed by using the digits $3, 6, 7, 8, 9, 0$ without repetition is

How many words can be formed using the letters of the word $COURTESY$ such that the first letter is $C$ and the last letter is $Y$?

How many words can be formed using the letters of the word $INSURANCE$,such that all vowels always come together?

We are to form different words with the letters of the word $INTEGER$. Let $m_1$ be the number of words in which $I$ and $N$ are never together and $m_2$ be the number of words which begin with $I$ and end with $R$,then $m_1/m_2$ is equal to

The number of $5$-letter words that can be formed by using the letters of the word $SARANAM$ is