GATE Practice Question and Answer
8Q: 12 as a percentage? 1733 05b5cc696e4d2b4197774c570
5b5cc696e4d2b4197774c570- 150%true
- 25%false
- 30.5%false
- 40.05%false
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Answer : 1. "50%"
Explanation :
Answer: A) 50% Explanation: 1/2 as a percentage means 1/2 = 0.5 in decimal Now, in percentage means 0.5 x 100% = 50%.
Q: How do you inspire others to be better ? 1732 05b5cc76ae4d2b4197774fe54
5b5cc76ae4d2b4197774fe54- Show AnswerHide Answer
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Answer :
Explanation :
Inspiration is powerful, but it isn’t easy. If you want to be a positive influence, capable of inspiring your loved ones to become better versions of themselves, please consider these:- Be a good example.- Read them.- Care about others.- Encouragement.- Be inspired yourself.- Share your own experience.- Share your success as well as your failures.- Be a good mentor.- Make them to trust you.
Q: In a mixture of 240 lt. water is 20% and rest is Milk. What quantity of mixture should be taken out and replaced with water so that water becomes 40%? 1731 05b5cc6bee4d2b4197774d98d
5b5cc6bee4d2b4197774d98d- 160 littrue
- 255 litfalse
- 345 litfalse
- 450 litfalse
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Answer : 1. "60 lit"
Explanation :
Answer: A) 60 lit Explanation:
Q: Standing on a platform, Rajan told Kumar that Varanasi was more than 20 km but less than 25 km from there. Kumar knew that it was more than 18 km but less than 22 km from there. If both of them are correct, then which of the following is the true distance of Varanasi from the platform ? 1731 05b5cc6c5e4d2b4197774dd28
5b5cc6c5e4d2b4197774dd28- 120 kmfalse
- 222 kmfalse
- 319 kmfalse
- 421 kmtrue
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Answer : 4. "21 km"
Explanation :
Answer: D) 21 km Explanation: From both voices it can be conclude that, Varanasi is more than 20km but less than 22km away. That is it is 21 kms away.
Q: Which was the first Hydel power projects in India? 1731 05b5cc611e4d2b4197774b66a
5b5cc611e4d2b4197774b66a- 1Paikara in Tamilnadufalse
- 2Nizamsagar in Telanganafalse
- 3Siva Samudram in Karnatakatrue
- 4Palli vasal in Kerelafalse
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Answer : 3. "Siva Samudram in Karnataka"
Explanation :
Answer: C) Siva Samudram in Karnataka Explanation: Siva Samudram in Karnatka. The potential for hydroelectric power in India is one of the greatest in the world. The first hydro-electric power station in India was established in Karnataka at "shivana samudra".
Q: How many seconds will a 800 meter long train moving with a speed of 63 km/hr take to cross a man walking with a speed of 3 km/hr in the direction of the train ? 1731 05b5cc6dde4d2b4197774ea0f
5b5cc6dde4d2b4197774ea0f- 148true
- 252false
- 338false
- 442false
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Answer : 1. "48"
Explanation :
Answer: A) 48 Explanation: Here distance d = 800 mts speed s = 63 - 3 = 60 kmph = 60 x 5/18 m/s time t = 800x1860x5= 48 sec.
Q: What is x squared plus x squared? 1729 05b5cc666e4d2b4197774bef3
5b5cc666e4d2b4197774bef3- 14xfalse
- 22x^2true
- 3x^4false
- 42xfalse
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Answer : 2. "2x^2"
Explanation :
Answer: B) 2x^2 Explanation: In an algebraic expression, like terms are terms that contain the same variables raised to the same powers. Calculating x-squared plus x-squared is a matter of combining like terms. Now x^2 + x^2 = 2x^2 Hence, x-squared plus x-squared is equal to 2 times x squared.
Q: 5 + 2 x 10 = 1729 05b5cc622e4d2b4197774b7e9
5b5cc622e4d2b4197774b7e9- 170false
- 220false
- 325true
- 452false
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Answer : 3. "25"
Explanation :
Answer: C) 25 Explanation: According to BODMAS rule, After multiplication only, addition is done. Hence, 5 + 2 x 10 = 5 + 20 = 25.