Parts of the following sentence are given as options. Identify the segment that contains a grammatical error.

He was not able to give many time to his research.

Cache memory is used for -

Who invented the Locomotive Engine?

What is the name of application launched in CISF to enable movement of files and documents without physical touch?

Direction: A shopkeeper has some kg. rice of same price. He sold 150 kg. rice at 25 Rs. per kg. and earned a profit of 25%, another 180 kg. rice is sold at a profit of 20% and rest are sold at a loss of 10%. If the shopkeeper earns Rs. 1230 profit on all the rice that he has sold then answers the following question:

If the shopkeeper sells his all rice at a profit of 20%, find the new profit. 

What is the name of a new rare new Super-Earth planet towards the centre of the galaxy discovered by team of Astronomers at the University of Canterbury(UC),New Zealand, led by Dr. Antonio Herrera Martin and Associate Professor Michael Albrow?

National Restaurants Association of India (NRAI) has made partnerships with DotPe For the purpsoe of building its own tech platform. When was NRAI founded?

What is the name of Cyclone which has developed into a super cyclone in the Bay of Bengal on 19 May?