Aptitude and Reasoning Questions

In the following question below are given some statements followed by some conclusions. Taking the given statements to be true even if they seem to
be at variance from commonly known facts, read all the conclusions and then decide which of the given conclusion logically follows the given statements.
Statements:
I. All cups are plates.
II. Some plates are glass.
Conclusions:
I. Some glasses are cups.
II. All glasses are cups.

Product of digits of a 2-digit number is 72. If we add 9 to the number, the new number obtained is a number formed by interchange of the digits. Find the number.

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:
No books are notebooks
Statement II:
All diaries are books

Conclusion I:
No notebooks are diaries
Conclusion II:
All diaries are notebooks

The total production of Rice, Wheat, sugar and Tea (In Kgs) is 500000 Kgs. The production of Rice in the country is

If 4x2 - 12x + k is a perfect square, then the value of k is

A sum of Rs 800 becomes Rs 1000 in 2 years at simple interest. What is the per annum rate of interest (in percent)?

Find the area (in sq.cm) of a semi-circle of radius 14cm.

Calculate the simple interest if Rs. 1800 is invested for 10 years at a rate of 5% per annum.