Exams

In a triangle PQR, PX, QY and RZ be altitudes intersecting at O. If PO = 6 cm, PX = 8 cm and QO = 4 cm, then what is the value (in cm) of QY?

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 main manifestations of violence in recent times have been extremism, terrorism, assassination by bombs and bullets.
Q: In the modern world, violence has taken many forms, each signifying the evil side of man and his design to destroy the principle of equity, justice and truth.
R: Another related activity is the hijacking of aircrafts, vehicles etc.
S: A new dimension to the cult of violence has been added by the cult of kidnapping of innocent person and subsequent black mail.

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

A paradise with perfect bliss.

While introducing a boy, Raju says, "He is the son of my wife's sister." How is the boy related to Raju?

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'.

While an electron (1)/ carries a negative electrical (2) charge, a neutron is neutral. (3)/No Error (4)

Two trains are moving in the opposite directions at speed of 43 km/h and 51 km/h respectively. The time taken by the slower train to cross a man sitting in the faster train is 9 seconds. What is the length (in metres) of the slower train?

2 litre of pure alcohol is added to 6 litre, 40% alcohol solution. The percentage of water in the solution is _____ .

A points to B and says to a lady C "His mother is the only daughter of your father". If so, how is C related to B?