Which set of letters when sequentially placed at the gaps in the given letter series shall complete it?

MN_NOM_OPM_OP_

If "#" means "subtraction", "&" means "division", "@" means "addition" and "%" means "multiplication", then 315&3#9@4%6 = ?

Find the missing number?

In a certain code language, "DELETE" is written as "#@^@%@" and "GRAM" is written as "!?*&". How is"TELEGRAM" written in that code language?

Arrange the given words in the sequence in which they occur in the dictionary.

i. Apparent
ii. Appointed
iii. Apostate
iv. Apparel

Five friends are standing in a line. Nishu is taller than Riya but shorter than Pooja. Amrita is the shortest.Riya is shorter than Nishu but taller than Nikita. Who is the second tallest?

In the following question, two statements are given each followed by two conclusions I and II. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

Statement:
(I) All young scientists are open-minded.
(II) No open-minded men are superstitious.

Conclusions:
(I) No scientist is superstitious.
(II) No young people are superstitious.

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

13,25,49,85, ?