IIT JEE Practice Question and Answer
8Q: Uma sold an article for 3400 and got a profit of 25%. If he had sold the article for Rs. 3265. How much profit% would Uma have got ? 1426 05b5cc6c7e4d2b4197774deb4
5b5cc6c7e4d2b4197774deb4- 122%false
- 227%false
- 320%true
- 418%false
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Answer : 3. "20%"
Explanation :
Answer: C) 20% Explanation: Given 125% ---- 3400 => 100% ---- ? => ? = 3400x100/125 = 2720 => Cost price of the article = Rs. 2720 Profit when article sold at Rs. 3265 = 3265 - 2720 = 545 Hence, Profit% = Gain x 100/cost price => P% = 545 x 100/2720 => P% = 20%
Q: According to Forbes, Who has become Asia’s richest person in the year 2017? 1425 05b5cc6bfe4d2b4197774da47
5b5cc6bfe4d2b4197774da47- 1Jeff Bezosfalse
- 2Hui Ka Yanfalse
- 3Mukesh Ambanitrue
- 4Bill Gatesfalse
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Answer : 3. "Mukesh Ambani"
Explanation :
Answer: C) Mukesh Ambani Explanation: Reliance Industries Chairman Mukesh Ambani overtook China’s Hui Ka Yan to become Asia’s richest person with a total wealth of $42.1 billion. According to Forbes’ real time billionaire’s list, Ambani's personal wealth rose by $466 million in 2017.
Q: What has 4 Eyes But cannot see? 1424 05b5cc6aee4d2b4197774d15d
5b5cc6aee4d2b4197774d15d- Show AnswerHide Answer
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Answer :
Explanation :
What has 4 Eyes But cannot see is Mississippi. The wording of Mississippi has 4 'i''s. But it can't see.
Q: In a plane 8 points are colliner out of 12 points, then the number of triangles we get with those 12 points is 1422 05b5cc7b4e4d2b419777508ab
5b5cc7b4e4d2b419777508ab- 120false
- 2160false
- 3164true
- 4220false
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Answer : 3. "164"
Explanation :
Answer: C) 164 Explanation: For a triangle, we need 3 non-collinear points. So with 12 points (when all the 12 are such that any three non-collinear is12C3. But among them 8 points are collinear. If all these 8 points are different we get 8C3 triangles as they are collinear. In 12C3 triangles, we do not get 8C3 triangles Therefore, The number of triangles we get = 12C3-8C3 = 164
Q: 4 men and 6 women can complete a work in 8 days, while 3 men and 7 women can complete it in 10 days. In how many days will 10 women complete it ? 1421 05b5cc6dfe4d2b4197774eb02
5b5cc6dfe4d2b4197774eb02- 140 daystrue
- 236 daysfalse
- 332 daysfalse
- 434 daysfalse
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Answer : 1. "40 days"
Explanation :
Answer: A) 40 days Explanation: Let 1 man's 1 day work = x and 1 woman's 1 day work = y.Then, 4x + 6y = 1/8 and 3x + 7y = 1/10Solving these two equations, we get:x = 11/400 and y = 1/40010 woman's 1 day work = (1/400 x 10) = 1/40. Hence, 10 women will complete the work in 40 days.
Q: In How many ways can the letters of the word 'CAPITAL' be arranged in such a way that all the vowels always come together? 1421 05b5cc7b4e4d2b41977750897
5b5cc7b4e4d2b41977750897- 1360true
- 2720false
- 3120false
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Answer : 1. "360"
Explanation :
Answer: A) 360 Explanation: CAPITAL = 7 Vowels = 3 (A, I, A) Consonants = (C, P, T, L) 5 letters which can be arranged in 5P5=5! Vowels A,I = 3!2! No.of arrangements = 5! x 3!2!=360
Q: Who had announced that democracy is a government " of the people, by the people and for the people " ? 1420 05b5cc6c5e4d2b4197774dd87
5b5cc6c5e4d2b4197774dd87- 1Abraham Lincolntrue
- 2George Washigntonfalse
- 3Theodore Rooseveltfalse
- 4Winston Churchillfalse
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Answer : 1. "Abraham Lincoln"
Explanation :
Answer: A) Abraham Lincoln Explanation:
Q: The cabinet minister of India who deals with Ministry of Defence in June 2017 ? 1419 05b5cc6d3e4d2b4197774e536
5b5cc6d3e4d2b4197774e536- 1Shri Narendra Modifalse
- 2Shri Rajnath Singhfalse
- 3Shri Kalraj Mishrafalse
- 4Shri Arun Jaitleytrue
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Answer : 4. "Shri Arun Jaitley"
Explanation :
Answer: D) Shri Arun Jaitley Explanation: 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 otherportfolios not allocated to any Minister. 2. Shri Raj Nath Singh - Minister of Home Affairs3. Smt. Sushma Swaraj - Minister of External Affairs4. Shri Arun Jaitley – Minister of Finance – Minister of Corporate Affairs5. Shri M. Venkaiah Naidu – Minister of Urban Development – Minister of Housing and Urban Poverty Alleviation – Minister of Information & Broadcasting6. Shri Nitin Jairam Gadkari – Minister of Road Transport & Highway – Minister of Shipping7. Shri Arun Jaitley(Additional Charge) - Minister of Defence8. Shri Suresh Prabhu - Minister of Railways9. D.V Sadananda Gowda - Minister of Statistics & Programme Implementation10. Sushri Uma Bharati - Minister of Water Resources, River Development & Ganga Rejuvenation11. Mukhtar Abbas Naqvi - Minister of Minority Affairs12. Shri Ramvilas Paswan - Minister of Consumer Affairs, Food & Public Distribution13. Shri Kalraj Mishra - Minister of Micro, Small & Medium Enterprises14. Maneka Sanjay Gandhi - Minister of Women & Child Development15. Shri Ananth Kumar - Minister of Chemicals & Fertilizers16. Shri. Ravi Shankar Prasad – Minister of Law & Justice – Minister of Electronics & Information Technology17. Shri Jagat Prakash Nadda - Minister of Health & Family Welfare18. Ashok Gajapathi Raju Pusapati - Minister of Civil Aviation19. Shri. Anant Geete - Minister of Heavy Industries & Public Enterprises20. Smt. Harsimrat Kaur Badal - Minister of Food Processing Industries21. Shri Narendra Singh Tomar – Minister of Rural Development – Minister of Panchayati Raj – Minister of Drinking Water & Sanitation22. Shri Chaudhary Birender Singh - Minister of Steel23. Shri Jual Oram - Minister of Tribal Affairs24. Shri Radha Mohan Singh - Minister of Agriculture & Farmers Welfare25. Shri Thawar Chand Gehlot - Minister of Social Justice & Empowerment26. Smt. Smriti Irani - Minister of Textiles27. Dr Harsh Vardhan – Minister of Science & Technology – Minister of Earth Sciences 28. Prakash Javadekar - Human Resource Development

