Select the most appropriate option that can substitute

Select the option that is related to third letter cluster in the same way second letter cluster is related to first letter cluster.

Study the given pattern carefully and select the number that can replace the question mark (?) in it.

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

A # B means ‘A is the sister of B’

A @ B means ‘A is the daughter of B’

A & B means ‘A is the husband of B’

If 49 × 23 = 41, 26 × 47 = 23 and 64 × 99 = 42, then 57× 68 = ?

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

Select the combination of letter that when sequentially placed in the blanks of the given series will complete the series.

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

VCN, YAQ, BYT, EWW, HUZ, ?

Select the option that is related to the third number in the same way as the second number is related to the first number.

England: Apple:: Iran: ?