There are five different houses,$A$ to $E$,in a row. $A$ is to the right of $B$,and $E$ is to the left of $C$ and right of $A$. $B$ is to the right of $D$. Which of the houses is in the middle?

$(i)$ Eight persons $E, F, G, H, I, J, K$ and $L$ are seated around a square table,two on each side.
$(ii)$ There are three lady members and they are not seated next to each other.
$(iii)$ $J$ is between $L$ and $F$.
$(iv)$ $G$ is between $I$ and $F$.
$(v)$ $H$,a lady member,is second to the left of $J$.
$(vi)$ $F$,a male member,is seated opposite $E$,a lady member.
$(vii)$ There is a lady member between $F$ and $I$.
Who among the following is to the immediate left of $F$?

In a March Past,seven persons are standing in a row. $Q$ is standing left to $R$ but right to $P$. $O$ is standing right to $N$ and left to $P$. Similarly,$S$ is standing right to $R$ and left to $T$. Find out who is standing in the middle.

Six persons $A, B, C, D, E$ and $F$ are sitting in two rows,three in each. $E$ is not at the end of any row.
$D$ is second to the left of $F$.
$C$,the neighbor of $E$,is sitting diagonally opposite to $D$.
$B$ is the neighbor of $F$.
Which of the following are sitting diagonally opposite to each other?

In a group of $5$ persons $A, B, C, D,$ and $E,$ there is a professor,a businessman,and an artist. $A$ and $D$ are ladies who are unmarried and do not work. Of the married couple in the group,$E$ is the husband. $B$ is the brother of $A$ and is neither a businessman nor an artist. $E$'s wife is an artist. Who is the wife of $E$?

There are five persons $P, Q, R, S$ and $T$. One is a football player,one is a chess player,and one is a hockey player. $P$ and $S$ are unmarried ladies and do not participate in any game. None of the ladies plays chess or football. There is a married couple in which $T$ is the husband. $Q$ is the brother of $R$ and is neither a chess player nor a hockey player. Who is the wife of $T$?