GRE प्रश्न और उत्तर का अभ्यास करें
8प्र: If (2a + 3b)/(5a - 3b) = 23/5 , then the value of ba is ? 1934 05b5cc761e4d2b4197774fd39
5b5cc761e4d2b4197774fd39- 15false
- 24false
- 320true
- 428false
- उत्तर देखें
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उत्तर : 3. "20"
व्याख्या :
Answer: C) 20 Explanation: Given (2a + 3b)/(5a - 3b) = 23/5 => 10a + 15b = 115a - 69b=> 105a = 84b => 5a = 4b a/b = 4/5 => a=4 & b=5=> bxa = 5x4 = 20.
प्र: Choose the Antonym of the following word 'Autonomy' 1934 05b5cc761e4d2b4197774fd07
5b5cc761e4d2b4197774fd07- 1Antipathyfalse
- 2Dependencetrue
- 3Antruismfalse
- 4Animationfalse
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उत्तर : 2. "Dependence"
व्याख्या :
Answer: B) Dependence Explanation: 'Autonomy' means personal independence. Hence, the word 'dependence' is farthest in meaning to the given word 'Autonomy'.
प्र: Each of the following series of statements is followed by four sets. Identify the set that is logically consistent.(a) The gap between the average starting salaries of teachers and those of other professionals has shrunk in recent years.(b) The average age of first year teachers is same as it was in 1975.(c) Starting teachers are no longer underpaid.(d) The extent of a persons formal education is a measure by which to determine his level of salary.(e) Over the last few years, the average starting salaries of other professionals have increased by 20% 1931 05b5cc731e4d2b4197774f7b0
5b5cc731e4d2b4197774f7b0- 1e,b,dfalse
- 2e,d,bfalse
- 3a,c,bfalse
- 4a,e,ctrue
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उत्तर : 4. "a,e,c"
व्याख्या :
Answer: D) a,e,c Explanation: The statements a,e,c are logically sequenced.
प्र: Arun is a cashew merchant in Telangana. He has cashews in sealed wooden boxes of 10kg each. The price of the cashew increases by Rs.20 per kg for every year, but at the same time, 10% of the cashews are eaten by rodents every year. If the price of a 1 kg of fresh cashew is Rs.120, what is the change in his profits if he sells a sealed box after one year of storage, rather than selling it fresh ? (In Rs.) 1929 05b5cc728e4d2b4197774f719
5b5cc728e4d2b4197774f719- 1Rs. 60true
- 2Rs. 54false
- 3Rs. 80false
- 4Rs. 75false
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उत्तर : 1. "Rs. 60"
व्याख्या :
Answer: A) Rs. 60 Explanation: Price of 1kg fresh cashew = Rs.120Therefore, price of 10kg = Rs.120 x 10 = Rs.1200 10% of 10kg which eaten by rodents = 10 x 10/100 = 1kg. So, End of Year he had 10kg - 1kg = 9kg So, he sells that 9kg with Rs.20 per kg profit = 9 x 140 = 1260. He buy 10kg wooden box with cashew for Rs.1200 and sell that for Rs. 1260 So, profit = 1260 - 1200 = Rs.60 more money he get.
प्र: Folder is to document as envelope is to 1925 05b5cc672e4d2b4197774c0af
5b5cc672e4d2b4197774c0af- 1Moneyfalse
- 2Articlesfalse
- 3Letterstrue
- 4Wiresfalse
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उत्तर : 3. "Letters"
व्याख्या :
Answer: C) Letters Explanation: We know that, a folder holds documents in the same way an envelope holds letters. Hence, Folder : Document :: Envelope : Letter.
प्र: What should come next in the following letter series based on English alphabet ?CEA JLH QSO ? 1921 05b5cc75ee4d2b4197774fcac
5b5cc75ee4d2b4197774fcac- 1WYUfalse
- 2UXWfalse
- 3WXVfalse
- 4XZVtrue
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उत्तर : 4. "XZV"
व्याख्या :
Answer: D) XZV Explanation: In the given series, each letter moves seven letters forward to obtain the next.So, XZV replaces ? in the series.
प्र: A,B,C together can do a piece of work in 10 days.All the three started workingat it together and after 4 days,A left.Then,B and C together completed the work in 10 more days.In how many days can complete a work alone ? 1920 05b5cc70ee4d2b4197774f34c
5b5cc70ee4d2b4197774f34c- 125true
- 224false
- 323false
- 421false
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उत्तर : 1. "25"
व्याख्या :
Answer: A) 25 Explanation: (A+B+C) do 1 work in 10 days. So (A+B+C)'s 1 day work=1/10 and as they work together for 4 days so workdone by them in 4 days=4/10=2/5 Remaining work=1-2/5=3/5 (B+C) take 10 more days to complete 3/5 work. So( B+C)'s 1 day work=3/50 Now A'S 1 day work=(A+B+C)'s 1 day work - (B+C)'s 1 day work=1/10-3/50=1/25 A does 1/25 work in in 1 day Therefore 1 work in 25 days.
प्र: Crack the Missing Letter Puzzle? 1915 05b5cc6bfe4d2b4197774da83
5b5cc6bfe4d2b4197774da83- 1Ifalse
- 2Kfalse
- 3Ltrue
- 4Wfalse
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उत्तर : 3. "L"
व्याख्या :
Answer: C) L Explanation: 13 x 2 = 26 => Z (opposite side) 12 x 2 = 24 => X (opposite side) 13 x 1 = 13 => M (opposite side) 12 x 1 = 12 => L (opposite side)