Questions

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

I have always (baffle) by the unique melange of languages and dialects that India is home to.

Arithmometer was invented by

The Jawaharlal Nehru Award is given for __________ .

What is the capital of Canada?

If after giving a discount of 18%, a book is sold for Rs 1599, then what will be the marked price (in Rs) of the book?

In each of the following questions three statements are given and these statements are followed by two conclusions numbered (1) and (2). You have to take the given three statements to be true even if they seem to be at variance from commonly known facts. Read the conclusions and then decide which of the given conclusions logically follows from the two given statements, disregarding commonly known facts.
Statements:

All books are novels.
No novel is a magazine.
All magazines are newspaper.
Conclusions: 

I.No book is a magazine.
II. Some newspaper are novels.

Find the current (in A) when a charge of 500 Coulomb flows in 25 seconds.

The final boundary between the Earth and the outer space is called _____.