In a quadratic function, the value of the product of the roots  is 4. Find the value of

Among 150 faculty members in an institute, 55 are connected with each other through Facebook and 85 are connected through whatsapp. 30 faculty members do not have Facebook or whatsapp accounts. The number of faculty members connected only through facebook accounts is __________.

In a  rectangle grid shown below, each cell is a rectangle. How many rectangles can be observed in the grid?

The man who is now Municipal Commissioner worked as _______________.

Choose the correct expression for  given in the graph.

Nobody knows how the Indian cricket team is going to cope with the difficult and seamer – friendly wickets in Australia.

Choose the option which is closest in meaning to the underlined phrase in the above sentence.

Find the odd one in the following group of words. mock, deride, praise, jeer

Pick the odd one from the following options.

Computers were invented for performing only high–end useful computation. However, it is no understatement that they have taken over our world today. The internet, for example, is ubiquitous. Many believe that the internet itself is an unintended consequence of the original invention. With the advent of mobile computing on our phones, a whole new dimension is now enabled. One is left wondering if all these developments are good or, more importantly required.

Which of the statement(s) below is/are logically valid can be inferred from the above paragraph?

(i) The author believes that computers are not good for us.

(ii) Mobile computers and the internet are both intended inventions.

All hill-stations have a lake. Ooty has two lakes.

Which of the statement(s) below is/are logically valid and can be inferred from the above sentences?

(i) Ooty is not a hill-station.

(ii) No hill-station can have more than one lake.