Questions

If 2x2+2y2=4a the find the value of 2ax2-a+2ay2-a

In 2017, which celebrity was appointed as the Goodwill Ambassador of the United Nations in India to amplify awareness about the Sustainable Development Goals (SDGs)?

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

Go up the beach and watch for tourists (A)/so you could warn anyone(B)/before they get to the water.(C)No error(D)

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one, which best express the same sentence in Indirect/Direct speech.

I said to Arun, "What do you want?"

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

Add insult to injury

In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.

Lasting for a very short time

SMOG is a combination of

Who was the first Indian astronomer to calculate the time taken by earth to orbit the sun?