Exams

____________ is the relationship between the variable input and output, keeping all other inputs are held constant.

ΔABC is right angled at B. BD is the altitude. AD is 8 cm and DC is 50 cm. What is the length of BD?

The lengths of the two diagonals of a rhombus are 7 cm and 24 cm. Find the length of its perimeter (in cm).

D and E are points on side AB and AC of ΔABC. DE is parallel to BC. If AD:DB = 2:3, what is the ratio of area of ΔADE and area of quadrilateral BDEC?

Which of the following will cause an increase in demand for a good?

A man standing on the bank of river observes that the angle subtended by a tree on the opposite bank is 60°. When he retires 36 m from the bank, he finds that the angle is 30°. The breadth of the river is

In the following figure, rectangle represents Psychologists, circle represents Curators, triangle represents Comedians and square represents Indians. Which set of letters represents Indians who are both Curators as well as Psychologists?

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 beat variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

Statement I: No steam are vapours

Statement II: All smoke are steam

Conclusion I: Some vapours are smoke

Conclusion II: No smoke are vapours