CAT प्रश्न और उत्तर का अभ्यास करें
8प्र: Find the total numbers greater than 4000 that can be formed with digits 2, 3, 4, 5, 6 no digit being repeated in any number ? 1458 05b5cc6cde4d2b4197774e1db
5b5cc6cde4d2b4197774e1db- 1120false
- 2256false
- 3192true
- 4244false
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उत्तर : 3. "192"
व्याख्या :
Answer: C) 192 Explanation: We are having with digits 2, 3, 4, 5 & 6 and numbers greater than 4000 are to be formed, no digit is repeated. The number can be 4 digited but greater than 4000 or 5 digited. Number of 4 digited numbers greater than 4000 are4 or 5 or 6 can occupy thousand place => 3 x P34 = 3 x 24 = 72. 5 digited numbers = P55 = 5! = 120 So the total numbers greater than 4000 = 72 + 120 = 192
प्र: I make things short but I am pretty long myself. WHAT AM I? 1458 05b5cc678e4d2b4197774c1a7
5b5cc678e4d2b4197774c1a7- उत्तर देखेंउत्तर छिपाएं
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उत्तर :
व्याख्या :
I am ABBREVIATION. Yes, i make things short and asks the full form of that thing. Ex : FCI - Food Corporation of India IAS - Indian Administrative Service.
प्र: What is located at 180 degrees longitude? 1457 05b5cc62ae4d2b4197774b8c8
5b5cc62ae4d2b4197774b8c8- 1Fijifalse
- 2Russiafalse
- 3Antarcticafalse
- 4All of the abovetrue
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उत्तर : 4. "All of the above"
व्याख्या :
Answer: D) All of the above Explanation: The 180th meridian or antimeridian is the meridian 180° east or west of the Prime Meridian, with which it forms a great circle dividing the earth into the Western and Eastern Hemispheres. It is common to both east longitude and west longitude. It is used as the basis for the International Date Line because it mostly passes through the open waters of the Pacific Ocean. However, the meridian passes through Russia and Fiji as well as Antarctica.
प्र: Robert is traveling on his cycle and has calculated to reach point A at 2 p.m. if he travels at 10 km/hr; he will reach there at 12 noon if he travels at 15 km/hr. At what speed must he travel to reach A at 1 p.m. ? 1457 05b5cc6dae4d2b4197774e899
5b5cc6dae4d2b4197774e899- 120 kmphfalse
- 218 kmphfalse
- 312 kmphtrue
- 416 kmphfalse
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उत्तर : 3. "12 kmph"
व्याख्या :
Answer: C) 12 kmph Explanation: Let the distance traveled be x km.Then, x/10 - x/15 = 23x - 2x = 60 => x = 60 km.Time taken to travel 60 km at 10 km/hr = 60/10 = 6 hrs.So, Robert started 6 hours before 2. p.m. i.e., at 8 a.m.Required speed = 60/5 = 12 kmph.
प्र: A polygon has 44 diagonals, then the number of its sides are ? 1457 05b5cc754e4d2b4197774fbb9
5b5cc754e4d2b4197774fbb9- 113false
- 29false
- 311true
- 47false
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उत्तर : 3. "11"
व्याख्या :
Answer: C) 11 Explanation: Let the number of sides be n. The number of diagonals is given by nC2 - n Therefore, nC2 - n = 44, n>0 nC2 - n = 44 n2 - 3n - 88 = 0 n2 -11n + 8n - 88 = 0 n(n - 11) + 8(n - 11) = 0 n = -8 or n = 11. As n>0, n will not be -8. Therefore, n=11.
प्र: Find the compound interest on Rs. 2680 at 8% per annum for 2 years ? 1457 05b5cc6b4e4d2b4197774d4de
5b5cc6b4e4d2b4197774d4de- 1Rs. 664.21false
- 2Rs. 548.68false
- 3Rs. 445.95true
- 4Rs. 692.57false
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उत्तर : 3. "Rs. 445.95"
व्याख्या :
Answer: C) Rs. 445.95 Explanation: We know Compound Interest = C.I. = P1+r100t - 1 Here P = 2680, r = 8 and t = 2 C.I. = 26801 + 81002-1= 268027252-12= 26802725+12725-1= 2680 5225×225 = (2680 x 52 x 2)/625 = 445.95 Compound Interest = Rs. 445.95
प्र: The more there is the less you see. What is that? 1457 05b5cc69de4d2b4197774c8d6
5b5cc69de4d2b4197774c8d6- उत्तर देखेंउत्तर छिपाएं
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उत्तर :
व्याख्या :
It is Darkness. If it is more darkness outside, we can see less in that.
प्र: Examples of networking in business. 1457 05b5cc62ae4d2b4197774b88b
5b5cc62ae4d2b4197774b88b- 1Online/social media networksfalse
- 2Community service clubsfalse
- 3Strong contact networksfalse
- 4All of the abovetrue
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उत्तर : 4. "All of the above"
व्याख्या :
Answer: D) All of the above Explanation: Networking is a socioeconomic business activity by which businesspeople and entrepreneurs meet to form business relationships and to recognize, create, or act upon business opportunities, share information and seek potential partners for ventures. Examples of Business networks are :: 1. Casual contact networks 2. Strong contact networks 3. Community service clubs 4. Professional associations 5. Online/social media networks.

