How many such symbols are there in the above arrangement each of which is immediately preceded by a number but not immediately followed by a consonant

Four of the following five are alike in a certain way based on their position in the above arrengement and so form a group. Which is the one that does not belong to that group

Which of the following is exactly in the middle between 7 and $ in the above arrangment

Which of the following is the sixth to the left of the seventeenth from the left end of the above arrangement

TVS, ONM, RQP, MLK

SVY, NQT, KMD, GJM