Aptitude and Reasoning Questions

If O is the centroid and AD, BE and CF are the three medians of Δ ABC with an area of 96 cm2 then the area of Δ BOD in cm2 is

In a mixture 25 liters, the ratio of milk and water is 4:1. How many liters of milk must be added to make the ratio 16:1?

n an alloy, lead and tin are in the ratio of 2 : 3. In the second alloy, the ratio of same elements is 3 : 4. If equal quantities of these two alloy are mixed to forma new alloy, then what will be the ratio of these two elements in the new alloy? 

Which of the following is the correct option for the congruency of the two triangles ABC and PQR as per the SAS congruency criterion?

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.

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) In the GST Model in India, it would be dual tax (GST) with the center and states simultaneously levying tax on a common base tax.
(II) The central and state GST would be levied on every transaction of supply of goods and services simultaneously.

Conclusions:
(I) This new tax regime would benefit common man of country.
(II) There would be more clarity on state and central component.

The line graph shows the number of students who passed with distinction in the given year from a certain university. Study the diagram and answer the following questions.

Number of students who passed with distinction in 2012 were greater than that in 2011 by ________

A piece of paper is folded and punched as shown below in the question figures. From the given answer figures, indicate how it will appear when opened?