Select the missing number from the options given below.

In a certain code language, ‘CROWD’ is coded as 23415924 and ‘TRHICK’ is coded as 162491997. How will ‘FRUGAL’ be coded in that language?

Statements followed by some conclusions are given below.
Statements:
A. Confusion causes mental tension.
B. Mental tension causes anxiety.
Conclusions:
I. Anxiety is a disease.
II. Confusion leads to anxiety.
Find which of the given conclusions logically follow from the given statements.

. In a certain code, 'DELHI' is written as 'CDKGH' and' MADRAS' as 'LZCQZR', then how will 'PATNA' be coded? 

During a prize distribution ceremony, Vikram was ninth from the left while Janhvi was eighth from the right in the front row. If Hariom was thirteenth from the left and was exactly in the middle of Vikram and Janhvi in the same row then what was the total number of people in the front row?

A is the sister of B. B is the brother of C, C is the son of D. How is D related to A?

Pointing to Ramesh, Radha said, “His father is the only son of my grandfather”. How is Radha Related to Ramesh?

Find the missing (?) in the series 13, 14, 18, 27, ?, 68, 104,?