WBCS Mains 2019 Official Paper-VI

Nine cricket fans are watching a match in a stadium. Seated in one row, they are J, K, L, M, N, O, P, Q and R. L is at the right of M and at third place at the right of N. K is at the end of the row. Q is seated adjacent to both O and P. O is at the third place at the left of K. J is right next to the left of O.
Who is at the other end of the row?

A rat runs $20^{\prime }$ towards East and turns to right, runs $10^{\prime }$ and turns to right, runs $9^{\prime }$ and again turns to left, runs $5^{\prime }$ and then turns to left, runs $12^{\prime }$ and finally turns to left and runs $6^{\prime }$. Now which direction is the rat facing?

If $+$ means $\times$, $\times$ means $-$, $÷$ means $+$ and $-$ means $÷$, then what is the result of the following expression?
$$175-25÷5+20\times 3+10$$

In a group of cows and hens, the total number of legs is $14$ more than twice the total number of heads. The number of cows in the group is:

Choose the number that is odd or contextually different from the rest of the group: