Aptitude and Reasoning Questions

Square root of 0.9 is equal to

In the following figure, rectangle represents Authors, circle represents Choreographers, triangle represents Playwrights and square represents Asians. Which set of letters represents Authors who are not Asians?

Mayank remembers that the examination is after 18th December but before 21st December, while Suraj remembers that the examination is before 24thDecember but after 19th December. On which date of December is the examination?

If tanα = 2 - 1, then the value of  tanα - cotα = ?

How many such letters are there in the below arrangement, each of which is immediately preceded by a number and NOT immediately followed by a letter?

Q@A3RI4*6T4&4O2^$WS

The bar chart represents marks of four students S1, S2, S3 and S4 in Physics and Chemistry. Consider the bar chart and answer questions based on it.

 What is the ratio of total marks in both subjects obtained by S2 to that of S4?

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: Some perfumes are incenses

Statement II: All perfumes are oils

Conclusion I: Some incenses are oils

Conclusion II: No oils are incenses

Slope of the line AB is 4/3. Co-ordinates of points A and B are (x , -5) and (2 , -3) respectively. What is the value of x?