GATE प्रश्न और उत्तर का अभ्यास करें
8प्र: Statements :- All kids are God. No God is a Human. Some Human are Son. All Son are Men. Conclusions :- (a) Some Son are not God. (b) Some Men are Human. 2442 05b5cc6c8e4d2b4197774defb
5b5cc6c8e4d2b4197774defb- 1Only A followsfalse
- 2Only B followsfalse
- 3Both (A) and (B) followstrue
- 4A) and (B) follows D)false
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उत्तर : 3. "Both (A) and (B) follows"
व्याख्या :
Answer: C) Both (A) and (B) follows Explanation:
प्र: A person lends Rs. 1540 for five years and Rs. 1800 for four years. If he gets Rs. 1788 as interest on both amounts, what is the rate of interest ? 1541 05b5cc6c8e4d2b4197774deec
5b5cc6c8e4d2b4197774deec- 114.5%false
- 211%false
- 312%true
- 410.5%false
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उत्तर : 3. "12%"
व्याख्या :
Answer: C) 12% Explanation: Let the interest rate be r% We know that, S.I = PTR/100 => (1540 x 5 x r)/100 + (1800 x 4 x r)/100 = 1788 => r = 178800/14900 = 12%
प्र: Updated List of Cabinet Ministers of India in September 2017 ? 1243 05b5cc6c8e4d2b4197774deeb
5b5cc6c8e4d2b4197774deeb- उत्तर देखेंउत्तर छिपाएं
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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: In which city the world's tallest sandcastle has been built ? 1325 05b5cc6c8e4d2b4197774dedc
5b5cc6c8e4d2b4197774dedc- 1Duisburgtrue
- 2Berlinfalse
- 3Havanafalse
- 4Parisfalse
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उत्तर : 1. "Duisburg"
व्याख्या :
Answer: A) Duisburg Explanation:
प्र: Pavan and Sravan are two persons. If Pavan works with his actual efficiency and Sravan twice of his actual efficiency then it takes 25 days to complete the work. But If Pavan works twice of his actual efficiency and Sravan with his normal efficiency then the work is completed in 20 days. How many days would it take if Sravan alone works with his actual efficiency (in Days)? 1783 05b5cc6c7e4d2b4197774ded2
5b5cc6c7e4d2b4197774ded2- 150false
- 2100true
- 370false
- 435false
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उत्तर : 2. "100"
व्याख्या :
Answer: B) 100 Explanation: Let the Efficiency of pavan be E(P) Let the Efficiency of sravan be E(S) Here Work W = LCM(25,20) = 100 Now, E(P+2S) = 100/25 = 4 ....(1) E(2P+S) = 100/20 = 5 ....(2) Hence, from (1) & (2) we get E(S) = 1 => Number of days Savan alone work to complete the work = 100/1 = 100 days.
प्र: What approximate value will come in place of question mark (?) in the following question ? (49.001)2 = ? 1707 05b5cc6c7e4d2b4197774dec3
5b5cc6c7e4d2b4197774dec3- 12500false
- 22400true
- 32600false
- 42300false
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उत्तर : 2. "2400"
व्याख्या :
Answer: B) 2400 Explanation: Given (49.001)2 = ? => =~ 49 x 49 =~ 2401 =~ 2400
प्र: Milk and water are mixed in a vessel A as 4:1 and in vessel B as 3:2. For vessel C, if one takes equal quantities from A and B, find the ratio of milk to water in C. 1258 05b5cc6c7e4d2b4197774dec8
5b5cc6c7e4d2b4197774dec8- 11:9false
- 29:1false
- 33:7false
- 47:3true
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उत्तर : 4. "7:3"
व्याख्या :
Answer: D) 7:3 Explanation: Ratio of Milk and water in a vessel A is 4 : 1 Ratio of Milk and water in a vessel B is 3 : 2 Ratio of only milk in vessel A = 4 : 5 Ratio of only milk in vessel B = 3 : 5 Let 'x' be the quantity of milk in vessel C Now as equal quantities are taken out from both vessels A & B => 4/5 : 3/5 x 3/5-x x - 4/5 => 35-xx-45 = 11 (equal quantities) => x = 7/10 Therefore, quantity of milk in vessel C = 7 => Water quantity = 10 - 7 = 3 Hence the ratio of milk & water in vessel 3 is 7 : 3
प्र: 60 percent of 2/7 of three-fourth of a number is 2664. What is the number ? 1339 05b5cc6c7e4d2b4197774deb9
5b5cc6c7e4d2b4197774deb9- 120720true
- 221352false
- 325421false
- 424150false
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उत्तर : 1. "20720"
व्याख्या :
Answer: A) 20720 Explanation: Let N be the required number. => 60100x27x34xN=2664 => N = 2664x2x7x5/9 => N = 20720.

