Select the option that is related to the third term in the same way as the second term is related to the first term.
Bank : Money : : Warehouse : ?

Select the option that is related to the third term in the same way as the second term is related to the first term.
Den : Lion :: Stable : ?

In the following question, select the odd number from the given alternatives.

Select the number that can replace the question mark (?) in the following series.
423, 407, 439, 391, 455, ?

Which letter set will come in place of question mark (?) in the following series?
LOK, PQP, VSV, DUC, ?

Select the number that can replace the question mark (?) in the following series.
2807, 1400, 697, ?, 171, 84

Six persons, L, M, N, P, Q and R, are sitting in a row facing towards the north (not necessarily in the same order). There are three persons between P and M. P is not at any of the ends. There are three persons between L and Q. N is to the left of R. L is at one of the ends. M is to the right of P.
How many person are sitting to the left of N?