Aptitude and Reasoning Questions

The ratio of sand to gravel in a mixture is 7 : 8 while that between gravel and cement is 6 : 7. What is the ratio of sand to cement in the mixture?

Select the missing number from the given options?

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

7, 49, 343, ?

In the question, a word is represented by only one set of numbers as given in any one of the alternatives. The sets of numbers given in the alternatives are represented by two classes of alphabets as in two matrices given below. The columns and rows of Matrix I are numbered from 0 to 4 and that of Matrix II are numbered from 5 to 9. A letter from these matrices can be represented first by its row and next by its column, e.g., 'K' can be represented by 42, 34, etc. and 'Z' can be represented by 96, 79 etc. You have to identify the set for the word 'ROAD'.

A circle is inscribed in a square. If the length of the diagonal of the square is 14√2 cm, what is the area (in sq cm) of the circle?

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

Some girls can do a piece of work in 18 days. In how much time (in days) two times the number of such girls will complete thrice of the work?

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.

Statement:
(I) Happiness is around everyone, we have to find it.
(II) Happiness is a state of mind. If we can't find it, we should create it.

Conclusions:
(I) Creation of happiness itself makes an individual satisfied and happy because creativity is constructive.
(II) It's all about analyzing the situational factors to understand happiness.