Aptitude and Reasoning Questions

From the given alternative words, select the word which cannot be formed using the letters of the given word:

ANNOUNCEMENTS

The sum of the cubes of two numbers in the ratio 3 : 4 is 5824. The sum of the numbers is:

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

Double,Triple,Quadruple, ?

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.

Statements:
(I) Some polynomials are linear equations.
(II) Some linear equations are quadratic.

Conclusion:
(I) Polynomials are quadratic.
(II) Linear equations are quadratic.

The 4th term of an arithmetic progression is 15, 15th term is -29, find the 10th term?

In the question two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if it seems 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 cells are chargers
Statement II:
All batteries are cells

Conclusion I:
Some chargers are batteries
Conclusion II:
All batteries are chargers

Consider the given statement/s to be true and decide which of the given conclusions/assumptions can definitely be drawn from the given statement.
Statement: To achieve economic development, people should work hard.
Conclusions: I: Economic development is directly related to people's hardwork.
II: Working hard by all the people is impossible

The following questions consist of two words that have a certain relationship to each other, followed by four alternatives. Select the best alternative that has same relationship as the original pair of wordsNecromancy : Ghosts