Exams

A well of diameter 3 m and depth 14 m is dug. The earth, taken out of it, has been evenly spread all around it in the shape of a circular ring of width 4 m to form an embankment. Find the height of embankment?

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.

BKP, EMQ, IPS, NTV, ?

What is the total surface area (in sq cm) of a hollow cylinder open at both ends, if its length is 22 cm, external radius is 7 cm and thickness is 1 cm? (Take π = 22/7)

If for the year a country's GDP was $ 1315 million, consumer spending was $900 million, investment by businesses was $180 million, exports were $85 million and imports were $100 million, calculate government spending?

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: They feel that during their time, young boys and girls were better behaved, more obedient, and had greater respect for their elders.
Q: Young people on the other hand, feel that they are capable enough to learn on their own rather than lean heavily on the older generation for any guidance.
R: The people belonging to the older generation always wonder as to what has gone wrong with the new generation.
S: They feel that a lack of respect for the old will ruin and spell disaster for the young.

The external and the internal radii of a hollow right circular cylinder of height 15 cm are 6.75 cm and 5.25 cm respectively. If it is melted to form a solid cylinder of height half of the orignal cylinder, then the radius of the solid cylinder is

Which of the following condition is sufficient to state that triangle ABC and DEF are similar?

If the ___________ firm has zero costs or only has fixed cost, the quantity supplied in equilibrium is given by the point where the marginal revenue is zero.