Verbal Reasoning - Mental Ability Questions

If A denotes −, C denotes ×, D denotes ÷, E denotes +, then 14C3A12E4D2=?

Select the related word/letters/number from the given alternatives. AIDS : VIRUS : : MALARIA : ?

In a certain code language, '+' represents 'x', '-' represents '+', 'x' represents '÷' and '÷' represents '-'. What is the answer to the following question?

80 x 16 ÷ 4 + 2 - 8 = ?

Select the related word/letters/number from the given alternatives.
Nephrology : Kidney : : Ichthyology : ?

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
LOQ, SVX, ZCE, ?

In a certain code, if DOG is written as 4157, then what will MAT be written as ?

Raju walks 4 km towards East. Then. he turns left and walks another 3 km. In which direction and at what distance is he from his initial position?

Amar moved 20km towards east in car from his home to reach hospital. From there he turned left and moved 30km and again move 20km left to reach his school. How far is his school from hospital?