Choose or find odd letter group - BDYW , CEXZ , DFYW , EGXV

B. CEXZ

In a certain code, 'bi nie pie' means 'some good jokes' : 'nie bat lik' means 'some real stories' ; and 'pie lik tol' means 'many good stories'. Which word in that code means 'jokes' ?

A. BI

Seven executives P, Q, R, S, T, U andW reach office in a particular sequence.
U reaches immediately before P but does not immediately follow S. R is the last one to reach office. T follows immediately after P and is subsequently followed by W. Among the executives, who reaches the office first ? 

B. S

Choose or find odd number pair - (43 - 6) , (28 - 4) , (50 - 7) , (36 - 5)

B. 28 - 4

In a certain aode, '975' means 'Throw away garbage';
'528' means 'Give away smoking'  and
'213' means 'Smoking is harmful'.
Which digit in that code means 'Give' ?

C. 8