Who among the following did not participate in the 1857 Revolt against the British?

To whom is the term decibel related?

Octane number is a measure of the quality of 

Read the following passage carefully and give the answer of the questions.
When you buy a car, examine carefully the important features of the model you are considering. Many a buyer of the latest model has got into trouble by buying  a car too broad or too long for his garage. Further more, a long car is too hard to manage in traffic and too difficult to park. Another feature is the comfort afforded. Are the seats nice and durably upholstered? Is there enough glass to give the driver a god view in all directions, particularly to the rear? It should be remembered that the heavier and the powerful car is, the more expensive it will be to operate. High powered motors, require expensive high-octane petrol. The greater weight means greater tyre wear and enlarged brakes. The old cliche is still true, it is not the initial cost but the upkeep which matters.
It is very expensive to maintain a large because it

Direction: Read the following information and answer the questions given below it:
Six students A, B, C, D, E and F are sitting in the field. A and B are from Nehru House while the rest belong to Gandhi House. D and F are tall while the others are short. A, C and D are wearing glasses while the others are not.

Which tall student of Gandhi House is not wearing glasses?

In the following series find the missing numbers.
21, 26, 33, 42, 53,?