Aptitude and Reasoning Questions

Find the curved surface area (in cm2) of a hemisphere of diameter 7 cm.

Select the missing number from the given options?

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

Universe, Galaxy, Solar system, ?

A river connects two towns A and B. It flows 37 miles South from town A, then it turns West and flows 23 miles, then it turns North and flows 40 miles, then it turns to its right and flows 23 miles to reach town B. Where is town A with respect to town B?

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) The water pollutants are rising slowly and spoiling the sanctity of water.
(II) Main cause of water pollution is industrialization and lack of sustainable approach towards environment.

Conclusions:
(I) Industries are mixing all the left-over slurries into the water body nearby causing immense pollution.
(II) Future generations are need to be thought about before getting involved in pollution causing activities.

In the question a statement is given, followed by two arguments, I and II. You have to consider the statement to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given arguments, if any, is a strong argument.

Statement : Should street lights be switched off after midnight?

Argument I : No, statistics show that crime and accidents increase if street lights are switched off.
Argument II : Yes, few vehicles ply after midnight, expensive electricity will be wasted.

The bar graph shows the population density of 6 countries. Study the diagram & answer the question below.

Population density of country E is greater than population density of country D by:

If V is the brother of U, U is the sister of W and X is the husband of U, then W is V's ___.