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GATE 2020: General Aptitude Quiz 5

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Question 1

If 137 + 276 = 435 how much is 731 + 672?

Question 2

A container originally contains 10 litres of pure spirit. From this container 1 litre of spirit is replaced with 1 litre of water. Subsequently, 1 litre of the mixture is again replaced with 1 litre of water and this process is repeated one more time. How much spirit is now left in the container?

Question 3

The number of 3-digit numbers such that the digit 1 is never to the immediate right of 2 is

Question 4

“India is a country of rich heritage and cultural diversity.” Which one of the following facts best supports the claim made in the above sentence?

Question 5

P, Q, R and S are working on a project. Q can finish the task in 25 days, working alone for 12
hours a day. R can finish the task in 50 days, working alone for 12 hours per day. Q worked 12 hours a day but took sick leave in the beginning for two days. R worked 18 hours a day on all days. What is the ratio of work done by Q and R after 7 days from the start of the project?

Question 6

Read the following paragraph and choose the correct statement.
Climate change has reduced human security and threatened human wellbeing. An ignored reality of human progress is that human security largely depends upon environmental security. But on the contrary, human progress seems contradictory to environmental security. To keep up both at the required level is a challenge to be addressed by one and all. One of the ways to curb the climate change may be suitable scientific innovations, while the other may be the Gandhian perspective on small scale progress with focus on sustainability.
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