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

7, 19, 4, ?, 1, 25

Directions : In each of the following questions, select the related word from the given alternatives. 

President : India : : King : ? 

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

(NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 – Operations on 13 such as adding /deleting /multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed)
12 : 20 :: 8 : 12 :: 34 : ?

Select the correct alternative to indicate the arrangement of the following words in increasing order of rank.
1) Colonel

2) Brigadier

3) Major

4) Captain

5) General

Direction : Study the following information carefully and answer the given questions.
Eight persons viz : Daniel, Ibrahim, Fana, George, Hiccup, Ishan, Jack and Kelvin live in on different floors of eight floor building but not necessarily in the same order. The lowermost floor of the building is numbered 1, first floor of the building is numbered 2 and the topmost floor of the building is numbered 8. They are specialized in the different subjects in the state university viz Biotechnology, Physics, Biology, Computer Science, Mathematics, Humanities, History, and Geography but not necessarily in the same order.
The one who lives on fourth floor is specialized in Mathmatics. Daniel lives on odd numbered floor but above 3rd floor. The number of person between Daniel and Humanities specialized per- son is same as number of person between denial and Ishan. The one who is specialized in Physics lives on lower most floor. Kelvin lives on an even numbered floor and he is specialized in History. There are two floors between Ibrahim and Hic- cup and Ibrahim lives above to Hiccup. Ibrahim is specialized in Computer Science. Jack lives just above the one who is specialized in Computer Science. Two floors between the one who is specialized in Computer Science and Mathematics. The one who is specialized in Geography lives on odd numbered floor. Four floors between the one who is specialized in Biotechnology and Jack. The one who is specialized in Computer Science lives on odd numbered floor. The number of floors between the one who is specialized in Geography and the floor on which Fana lives is same as the number of floors between Fana and George. Ishan lives below the floor on which Daniel lives. 

How many persons live between the person who is specialized in Biotechnology and the one who is specialized in Humanities? 

Direction : Study the following information and answer the given question .
* is sister of # . # is married to & . & is son of $ . * is the mother of @ . © is the father of α . © has only one son and only one daughter . α is the daughter of * . β is the son of # . 

If $ is wife of % then how is β related to % ?

Direction : Study the information carefully and answer the given questions.
In a certain code language finance is not rupees' is written as 'ka la ho ga', 'demand and supply finance' is written as mo ta pa ka', rupees makes only part' is written as 'zi la ne ki' and 'demand makes supply finance' is written as 'zi mo ka ta' .

What may be the possible code for work and rupees' in the given code language? 

Direction (66-70): What should come in place of the question mark(?) in the following number series?

4, 10, 22, 46, (?)