Exams

When did the U.S join WW-1?

What is the reflection of the point (-1 , 5) in the line x = 1?

What is the value of cos (90 – B) sin (C – A) + sin (90 + A) cos (B + C) – sin (90 – C) cos (A + B)?

In a triangle PQR, ∠PQR = 90 deg, PQ = 10 cm and PR = 26 cm, then what is the value (in cm) of inradius of incircle?

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best express the same sentence in Indirect/Direct speech.

The doctor advised the patients to give up smoking.

If [√(a2 + b2 + ab)] + [√(a2 + b2 – ab)] = 1, then what is the value of (1 – a2 )(1 – b2 )?

The question below consists of a set of labelled sentences. These sentences, when properly sequenced form a coherent paragraph. Select the most logical order of sentences from among the options.

P: A certain moral code of conduct is ultimately necessary to ensure that the society does not fall prey to degeneration of values, which would lead to rampant
sufferings and ultimately chaos.
Q: Society’s concerns are our concerns: anything capable of causing a detrimental impact on it in the short term or in course of time is ultimately bound to affect us
and our children.
R: When we talk about social morality of any kind, what comes into play is our ability to feel for the well-being of our society.
S: It is a concern to help the society by safeguarding it from unwanted ills and malaise and ensuring its well-being that is at the root of social morality.

An engineering student has to secure 25% marks to pass. He gets 45 and fails by 45 marks. Find the maximum marks.