GRE प्रश्न और उत्तर का अभ्यास करें
8प्र: Which digits will come in the place of '?' in the following series ? 372, 823, 644, 582, 46?, 8?7 1620 05b5cc731e4d2b4197774f800
5b5cc731e4d2b4197774f800- 14, 4false
- 26, 2true
- 33, 2false
- 42, 5false
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उत्तर : 2. "6, 2"
व्याख्या :
Answer: B) 6, 2 Explanation: Given series is 372, 823, 644, 582, 46?, 8?7 Here the series follow the rule that :372 = 3+7+2 = 12823 = 8+2+3 = 13644 = 6+4+4 = 14582 = 5+8+2 = 1546? = 4+6+? = 16 => ? = 68?7 = 8+?+7 = 17 => ? = 2 So the missing numbers are 6 and 2
प्र: Sullen is to moody as monotonous is to what 1620 05b5cc66de4d2b4197774bfb6
5b5cc66de4d2b4197774bfb6- 1Repetitioustrue
- 2Attractivefalse
- 3Drabfalse
- 4Variedfalse
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उत्तर : 1. "Repetitious"
व्याख्या :
Answer: A) Repetitious Explanation: Here the given words, sullen and moody are synonyms to each other which means that gloomy, resentful. Similarly, repetitious and monotonous are synonyms to each other which means dull, tedious. Hence, Sullen : moody :: monotonous : repetitious.
प्र: Bind it and it walks, Loose it and it stops. What is it? 1615 05b5cc6ace4d2b4197774d081
5b5cc6ace4d2b4197774d081- उत्तर देखें
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उत्तर :
व्याख्या :
A Sandal. It has sticking strips to make them fit for our feet. If you bind them only you can start walking or other wise it comes out.
प्र: Which of the following is not a fossil fuel? 1613 05b5cc69fe4d2b4197774ca23
5b5cc69fe4d2b4197774ca23- 1Natural Gasfalse
- 2Uraniumtrue
- 3Coalfalse
- 4Petroleumfalse
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उत्तर : 2. "Uranium"
व्याख्या :
Answer: B) Uranium Explanation: Uranium is not a fossil fuel whereas coal, petroleum and natural gas are all natural resources. Fossil fuels are hydrocarbons, primarily coal, fuel oil or natural gas, formed from the remains of dead plants and animals. In common dialogue, the term fossil fuel also includes hydrocarbon-containing natural resources that are not derived from animal or plant sources
प्र: With an average speed of 40 km/hr, a train reaches its destination in time. If it goes with an average speed of 35 km/hr, it is late by 15 minutes. Find the length of the total journey? 1611 05b5cc662e4d2b4197774be9c
5b5cc662e4d2b4197774be9c- 170 kmstrue
- 260 kmsfalse
- 345 kmsfalse
- 430 kmsfalse
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उत्तर : 1. "70 kms"
व्याख्या :
Answer: A) 70 kms Explanation: Let the time taken by train be 't' hrs. Then, 40t = 35t + 1560 40t = 35t + 35/4 t = 7/4 hrs Therefore, Required length of the total journey d = s x t = 40 x 7/4 = 70 kms.
प्र: Which number replaces 'x' in the below figure ? 1601 05b5cc774e4d2b41977750052
5b5cc774e4d2b41977750052- 12false
- 29true
- 311false
- 412false
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उत्तर : 2. "9"
व्याख्या :
Answer: B) 9 Explanation: Here in 2nd column if you add the individual digits we get 3 + 7 + 0 =10 , 2 + 2 + 4 = 8 , 7 + 3 + 0 = 10 7 10 3 --> 7+3 =10 6 8 2 --> 6+2 =8 x 10 1 --> x+1 =10 Here we can observe that by adding 1st and 3rd column elements we get 2nd column elements --> x = 9
प्र: The letters of the word PROMISE are to be arranged so that three vowels should not come together. Find the number of ways of arrangements? 1597 05b5cc6ade4d2b4197774d0f9
5b5cc6ade4d2b4197774d0f9- 14320true
- 24694false
- 34957false
- 44871false
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उत्तर : 1. "4320"
व्याख्या :
Answer: A) 4320 Explanation: Given Word is PROMISE. Number of letters in the word PROMISE = 7 Number of ways 7 letters can be arranged = 7! ways Number of Vowels in word PROMISE = 3 (O, I, E) Number of ways the vowels can be arranged that 3 Vowels come together = 5! x 3! ways Now, the number of ways of arrangements so that three vowels should not come together = 7! - (5! x 3!) ways = 5040 - 720 = 4320.
प्र: What has One Eye Yet cannot See? 1597 05b5cc6afe4d2b4197774d1f6
5b5cc6afe4d2b4197774d1f6- 1One-eyed Jackfalse
- 2A Needletrue
- 3Blind Justicefalse
- 4Hurricane eyefalse
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उत्तर : 2. "A Needle"
व्याख्या :
Answer: B) A Needle Explanation: What has one eye yet cannot see is An Eye of a Needle. A needle has an eye through which we thread it but it is not for seeing.