GATE प्रश्न और उत्तर का अभ्यास करें
8प्र: What tastes better than it smells? 1580 05b5cc67ee4d2b4197774c24a
5b5cc67ee4d2b4197774c24a- उत्तर देखेंउत्तर छिपाएं
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उत्तर :
व्याख्या :
Tongue. Yes tongue tastes better than it smells as it can't smell.
प्र: What value will come in place of question mark (?) in following number series? 12, 16, 32, 68, ? 1577 05b5cc6bee4d2b4197774d9c4
5b5cc6bee4d2b4197774d9c4- 1198false
- 2164false
- 3132true
- 4118false
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उत्तर : 3. "132"
व्याख्या :
Answer: C) 132 Explanation: Given series is 12 16 32 68 ? Here it follows a pattern that, 12 12 + (2x2) = 16 16 + (4x4) = 32 32 + (6x6) = 68 68 + (8x8) = 132
प्र: Updated List of Cabinet Ministers of India in September 2017 ? 1571 05b5cc6c8e4d2b4197774deeb
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उत्तर :
व्याख्या :
Sr. No Minister Portfolio 1. Shri Narendra Modi Prime Minister and also in-charge of: – Ministry of Personnel – Public Grievances and Pensions – Department of Atomic Energy – Department of Space All important policy issues and all other portfolios not allocated to any Minister. 2. Shri Raj Nath Singh Minister of Home Affairs 3. Smt. Sushma Swaraj Minister of External Affairs 4. Shri Arun Jaitley - Minister of Finance – Minister of Corporate Affair 5. Shri Nitin Jairam Gadkari – Minister of Road Transport & Highway – Minister of shipping – Minister of Water Resources, River Development & Ganga Rejuvenation 6. Suresh Prabhu Minister of Commerce & Industry 7. D.V Sadananda Gowda Minister of Statistics & Programme Implementation 8. Sushri Uma Bharati Minister of Drinking Water & Sanitation 9. Nirmala Sitharaman Minister of Defence 10. Mukhtar Abbas Naqvi Minister of Minority Affairs 11. Shri Ramvilas Paswan Minister of Consumer Affairs, Food & Public Distribution 12. Maneka Sanjay Gandhi Minister of Women & Child Development 13. Shri Ananth Kumar – Minister of Chemicals & Fertilizers – Ministry of Parliamentary Affairs 14. Shri. Ravi Shankar Prasad – Minister of Law & Justice – Minister of Electronics & Information Technology 15. Shri Jagat Prakash Nadda Minister of Health & Family Welfare 16. Ashok Gajapathi Raju Pusapati Minister of Civil Aviation 17. Shri. Anant Geete Minister of Heavy Industries & Public Enterprises 18. Smt. Harsimrat Kaur Badal Minister of Food Processing Industries 19. Shri Narendra Singh Tomar – Minister of Rural Development – Minister of Panchayati Raj – Minister of Drinking Water & Sanitation 20. Shri Chaudhary Birender Singh Minister of Steel 21. Shri Jual Oram Minister of Tribal Affairs 22. Shri Radha Mohan Singh Minister of Agriculture & Farmers Welfare 23. Shri Thawar Chand Gehlot Minister of Social Justice & Empowerment 24. Smt. Smriti Irani – Minister of Textiles – Minister of Information & Broadcasting 25. Dr Harsh Vardhan – Minister of Science & Technology – Minister of Earth Sciences – Minister of Environment, Forest & Climate Change 26. Prakash Javadekar Human Resource Development 27. Piyush Goyal – Minister of Railways – Minster of Coal 28. Dharmendra Pradhan – Minister of Petroleum & Natural Gas – Minister of Skill Development & Enterprise
प्र: A mother can do a certain job in x hours. Her daughter takes twice as long to do the job. Working together, they can do the job in 6 hours. How many hours does the mother take to do the job ? 1569 05b5cc6cfe4d2b4197774e2fe
5b5cc6cfe4d2b4197774e2fe- 13false
- 26false
- 39true
- 412false
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उत्तर : 3. "9"
व्याख्या :
Answer: C) 9 Explanation: The mother completes the job in x hours.So, the daughter will take 2x hours to complete the same job. In an hour, the mother will complete 1/x of the total job.In an hour, the daughter will complete 1/2x of the total job. So, if the mother and daughter work together, in an hour they will complete 1/x + 1/2x of the job.i.e., in an hour they will complete 3/2x of the job. The question states that they complete the entire task in 6 hours if they work together.i.e., they complete 1/6 th of the task in an hour. Equating the two information, we get 3/2x = 1/6By solving for x, we get 2x = 18 or x = 9. The mother takes 9 hours to complete the job.
प्र: I have keys but no locks, I have space but no room. You can enter but can't go outside. What am I? 1568 05b5cc622e4d2b4197774b7d9
5b5cc622e4d2b4197774b7d9- उत्तर देखेंउत्तर छिपाएं
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उत्तर :
व्याख्या :
I am Keyboard. A Keyboard has keys of letters, space button and enter button.
प्र: A tap can fill a tank in 6 hours. After half the tank is filled three more similar taps are opened. What is the total time taken to fill the tank completely ? 1566 05b5cc6dae4d2b4197774e8be
5b5cc6dae4d2b4197774e8be- 14 hrs 15 minfalse
- 23 hrs 24 minfalse
- 34 hrs 51 minfalse
- 43 hrs 45 mintrue
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उत्तर : 4. "3 hrs 45 min"
व्याख्या :
Answer: D) 3 hrs 45 min Explanation: Time taken by one tap to fill half of the tank = 3 hrs. Part filled by the taps in 1 hour = 4 x 1/6 = 2/3 Remaining part = 1 - 1/2 = 1/2 2/3 : 1/2 :: 1 : p p = 1/2 x 1 x 3/2 = 3/4 hrs. i.e., 45 min So, total time taken = 3 hrs 45 min.
प्र: A simple interest earned on certain amount is triple the money when invested for 16 years.what is the interest rate offered ? 1566 05b5cc745e4d2b4197774fa13
5b5cc745e4d2b4197774fa13- 113.33 %false
- 214.25 %false
- 316.98 %false
- 418.75 %true
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उत्तर : 4. "18.75 %"
व्याख्या :
Answer: D) 18.75 % Explanation: Given,S.I = 3 Principal Amount=> 3A = A x 16 x R/100By solving, we get => R = 18.75%
प्र: A man can row 8 kmh in still water. If the river is running at 2 kmh, it takes 4 hrs more upstream than to go downstream for the same distance. Then the distance is given by 1563 05b5cc6c8e4d2b4197774df00
5b5cc6c8e4d2b4197774df00- 154 kmsfalse
- 232 kmsfalse
- 345 kmsfalse
- 460 kmstrue
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उत्तर : 4. "60 kms"
व्याख्या :
Answer: D) 60 kms Explanation: Let the distance be d. d8-2-d8+2 = 4 => 2d = 120 => d = 60 kms.

