Questions

Given equations are solved on the basis of a certain system. Find the correct answer for the unsolved equation on that basis :

2 + 4 + 6 = 48 and

3 + 2 + 8 = 48 ,

then 2 + 5 + 7 = ?

In a triangle ABC, AB = 8 cm, AC = 10 cm and ∠B = 90°, then the area of ΔABC is

Which among the following is not an environment friendly mode of producing electricity?

How many seats are reserved for representatives of Scheduled Castes and Scheduled Tribes in Lok Sabha?

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Very simply, a checklist is a list of items required, things to be done or points to be considered, used as a reminder. This is clear. Is the _______________ implication equally clear? Perhaps not. A checklist is purely objective, no _______________ is involved. That means, if the checklist is framed as a set ______ questions, the answer to every question can only be a binary “Yes” _______ “No” and nothing in between; no shades of grey. Such objectivity is the very antithesis of the education system today, both in the way teaching happens and in the ____________ of the student.

Is the _______________ implication equally clear? Perhaps not.

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.
Grandfather led (1)/a peaceful life after his (2)/retirement from the army.(3)/No Error (4)

In the process of ___, the iron is protected by a coating of zinc.

Which of the following metals does NOT react with cold or hot water?