Verbal Reasoning - Mental Ability Questions

In a certain code language, "OPTIMIST" is written as "LKRNRGHG". How is "PESSIMIST" written in that code language?

If 92 A 42 B 32 = 56 and 72 A 22 B 12 = 44, then 112 A 52 B 72 = ?

Which one of the following diagrams represent the correct relationship between DOCTORS, SURGEONS and NURSES

If P denotes +, Q denotes -, R denotes '÷', and S denotes X, then: 18S36R12Q6P7 = ?

Find the next term in the given series.B2, K12, T72, .......

If ENTRY is coded as 98462 and STEADY is coded as 749312, then how is NEATNESS written in that code?

There is certain relationship between two given words on one side of : : and one word is given on another side of : : while another word is to be found from the given alternatives, having the same relation with this word as the given pair has. Select the best alternatives/ relationship.

Contamination : Food :: Infection : ?

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

27 x 3 ÷ 30 + 5 - 125 = ?