Questions

According to the Second Law of Motion, for a given force, acceleration is inversely proportional to the ____ of an object.

Which country became seventh member of South Asia Sub regional Economic Cooperation (SASEC) on 31 March 2017?

The passenger reservation system of the Indian Railways is designed by

K Srikanth has won Arjuna Award for which sport in India?

The Ghatampur thermal power plant recently approved by Cabinet is to be setup in

The important book written by Kautilya is

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.

If x = [1/(√5 + √3)], y = [1/(√7 + √5)] and z = [1/(√7 + √3)], then what is the value of (x + y + z)?