Verbal Reasoning - Mental Ability Questions

If CHANTED is coded as ZEXKQBA, then how will MAY be coded as?

If 23@5=56; 6@7=26; 5@2=14; then what is the value of 7@5=?

Arrange the given words in the sequence in which they occur in the dictionary.
i. Shortage
ii. Shore
iii. Shamelessly
iv. Shadiness
v. Shallow

What will come in place of the question mark (?) in the following number series?11, 19, 40, 87, 173, ?

If MIGRANT is coded as LHFQZMS, then how will GEL be coded as?

If "A" means "plus", "B" means "divide", "C" means "multiply" and "D" means "minus", then 187 B 17 C 4 A 7 D 17 = ?

If SUN = 108, MOON = 114. What is STAR = ?

A series is given, with one word missing. Choose the correct alternative from the given ones that will complete the series.
Oxygen, Toil, Arouse, Arson, Tenuous, ?