What is an Indian Depository

Six persons, Vinay, Madhav, Nilesh, Sagar, Arvind, Rajesh, are standing in two rows facing towards each other such that three persons are in a row.

Choose the next number in the series.

30, 59, 117, 233, 465,?

Select the word-pair in which the two words share a different relationship from that shared by the two words in the rest of the word-pairs.

Which of the following terms will replace the question mark (?) in the given series?

ABC, ZYX, BCD, YXW, CDE,?

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

Four girls A, B, C and D, and four boys P, Q, R and S, are sitting around a round table facing the centre.

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

401 : 19 : : 730 :?

B's mother is the daughter of F. C is the son of F and D. G is the son of C and E. D is the mother of R. How is F related to G?