Questions

The surface area (in sq.cm.) of a sphere with radius 1 cm is :(pi = 22/7)

Find the odd word/letters/number pair from the given alternatives.

If the sum of three consecutive numbers is 15, what is the square of the middle number ?

Who was responsible for building the Great wall of China?

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'.
It seemed as if (1)/ every man in the (2)/ country was back them. (3)/No Error (4)

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: The Great Depression that began on Black Tuesday, 1929 plunged the worldwide recession.
Q: The years between the first and second world wars were a time of instability.
R: Coming to power in 1933, Hitler capitalized on this economic decline and the deep German resentment due to the emasculating Treaty of Versailles, signed following the armistice of 1918.
S: Declaring that Germany needed Lebensraum or “living space,” Hitler

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

My grandfather said to the visitor, "Who are you? Where do you come from?"

Read each sentence to find out whether there is any grammatical error in it. The error, if any, will be in one part of the sentence. If the sentence is correct as it is mark 'no error' as the answer.Jaitely announced a waivered of the service charge (a)/ on e-tickets and spoke about a number of steps (b)/ to improve passenger amenities (c)/ such as a ‘coach mitra’ facility. (d)/ No error (e).