If the first and second letters in the word $DEPRESSION$ were interchanged,also the third and the fourth letters,the fifth and the sixth letters and so on,which of the following would be the seventh letter from the right?

From the word $LAPAROSCOPY$,how many independent meaningful words can be made without changing the order of the letters and using each letter only once?

$A$ group of letters is given which are numbered $1, 2, 3, 4, 5$ and $6$. Below are given four alternatives containing combinations of these numbers. Select the combination of numbers so that the letters arranged accordingly form a meaningful word.
$R, T, E, O, D, P$
$1, 2, 3, 4, 5, 6$

$A$ group of letters is given which are numbered $1, 2, 3, 4,$ and $5$. Below are given four alternatives containing combinations of these numbers. Select the combination of numbers so that the letters arranged accordingly form a meaningful word.
$R, A, C, E, T$
$1, 2, 3, 4, 5$

If all the letters in the word $PRINCE$ are rearranged in alphabetical order,then how many letter$(s)$ will remain unchanged?

Arrange the given words in the sequence in which they occur in the dictionary and then choose the correct sequence.
$1.$ Select $\,2.$ Seldom $\,3.$ Send $\,4.$ Selfish $\,5.$ Seller