Aptitude and Reasoning Questions

In a certain code language, 'x' represents '+', '÷' represents 'x', '-' represents '÷' and '+' represents '-'. Find out the answer to the following question.

20 ÷ 12 - 30 + 10 x 10 = ?

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

Consider the given statements to be true and decide which of the conclusions logically follow(s) from the statements.

Statement :

No mango is an orange. No orange is an apple. Some mangoes are apples.

Conclusions :

1. No apple is a mango

2. No apple is an orange

3. Some oranges are mangoes

4. All apples are mangoes

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

If the circum radius of the equilateral triangle is 12 cm then what is the value of in radius (in cm) of the triangle?

The orthocentre of a triangle is the point where

The point equidistant from the sides of a triangle is called

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
Narendra Modi, Manmohan Singh, Atal Bihari Vajpayee, ?