Norway won how many Gold medals at the Milano–Cortina

Select the set in which the numbers are related in the same way as are the numbers of the following set.

Select the letter cluster that will replace the question mark (?) in the following series.

VCN, YAQ, BYT, EWW, HUZ, ?

6 : 222:: 7 : ?

If 60 [15] 3 and 108 [63] 7, then what is the value of A in 156 [A] 16?

Select the option in which the numbers are not related in the same way as are the number of the following set.

(54, 23, 26)  

By interchanging the given two signs which of the following equation will be not correct?

+ and –

GTSN : 7201914 :: UNEP : ?

Select the option in which the words share the same relationship as shared by the pair of words below.

Gullible : Naive