Verbal Reasoning - Mental Ability Questions

Select the related word/letters/number from the given alternatives. GI : HJ : : PR : ?

Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
H__JH__IJHHI__HH__JH

There are 45 trees in a row. The lemon tree is 20th from right end. What is the rank of lemon tree from left end?

If SELFIE = LXEYBX, then PHYSICS = ____

If 9@3=12; 15@4=22; 16@14=4; then what is the value of 6@2=?

In a certain code CAMEL is written as MFNBD. How shall TIGER be written in that code?

In the given series is written in the reverse order, then what will be the 5th term to the left of the 10th term from right end?

R+JM2$#QR?*O@7F3

A series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series.

1/4, 0.65, ?, 29/20, 1.85