Exams

If x = 5 + 15 - 1 & y = 5 - 15 + 1, then find the value of x2 - y2.

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

Be in the red

The traffic lights at four different road crossings change after every 15 sec, 18 sec, 27 sec and 30 sec respectively. If they all change simultaneously at 6:10:00 hours, then at what time will they again change simultaneously?

Oxygen molecule is ______.

Part IV of constitution of India deals with which of the following?

Under which Article is the Union Public Service Commission of India established?

Select the missing numbers from the given alternatives.

Isolines joining places of equal rainfall are called ___________