Exams

The co-ordinates of the centroid of a triangle ABC are (-1 , 4). What are the co-ordinates of vertex C if co-ordinates of A and B are (-3 , -1) and (3 , 5) respectively?

The amount of extension in a spring is proportional to the weight hung on it. If the weight of 5 kgs produces an extension of 0.4 cm, what weight would produce an extension of 5cm?

What are stars primarily made of?

Which of the following metals reacts vigorously with cold water?

If A + B = 90 deg and Cos B = 1/3, then the value of Sin A is

An angle in a semicircle is

Deficiency of which vitamin causes night blindness?

In the question two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if it seems 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: No pockets are wallets

Statement II: All purses are pockets

Conclusion I: Some wallets are purses

Conclusion II: No purses are wallets