GRE प्रश्न और उत्तर का अभ्यास करें
8प्र: There are five bags. In the first bag we put some fruits. Each bag the number of fruits is reduced by 1/4. The last bag contains 4. Then the number of fruits in the first bag is ? 1038 05b5cc715e4d2b4197774f477
5b5cc715e4d2b4197774f477- 12596false
- 21024true
- 3256false
- 464false
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उत्तर : 2. "1024"
व्याख्या :
Answer: B) 1024 Explanation: Fruits reduced by 1/4.Total no. of bags N = 5Formula to find no. of fruits in 1st bag = 4^nLast Bag = 4 fruits.That means, 4th bag = 4 x 4 = 16 fruits3rd bag = 16 x 4 = 64 fruits2nd bag = 64 x 4 = 256 fruits1st bag = 256 x 4= 1024 fruits.
प्र: What is the number that should come in the place of question mark ? 1050 420 168 67.2 ? 1035 05b5cc741e4d2b4197774f9c2
5b5cc741e4d2b4197774f9c2- 119.11false
- 214.25false
- 310.752false
- 426.88true
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उत्तर : 4. "26.88"
व्याख्या :
Answer: D) 26.88 Explanation: Given series follows the rule of 1050/2.5 = 420420/2.5 = 168168/2.5 = 67.2so 67.2/2.5 = 26.88
प्र: What has 4 Eyes But cannot see? 1022 05b5cc6aee4d2b4197774d15d
5b5cc6aee4d2b4197774d15d- उत्तर देखें
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उत्तर :
व्याख्या :
What has 4 Eyes But cannot see is Mississippi. The wording of Mississippi has 4 'i''s. But it can't see.
प्र: A simple interest earned on certain amount is triple the money when invested for 16 years.what is the interest rate offered ? 1021 05b5cc745e4d2b4197774fa13
5b5cc745e4d2b4197774fa13- 113.33 %false
- 214.25 %false
- 316.98 %false
- 418.75 %true
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उत्तर : 4. "18.75 %"
व्याख्या :
Answer: D) 18.75 % Explanation: Given,S.I = 3 Principal Amount=> 3A = A x 16 x R/100By solving, we get => R = 18.75%
प्र: When a number is divided by 138 the remainder is 26. What will be the remainder if the same number is divided by 23 ? 1020 05b5cc741e4d2b4197774f9b3
5b5cc741e4d2b4197774f9b3- 14false
- 26false
- 33true
- 41false
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उत्तर : 3. "3"
व्याख्या :
Answer: C) 3 Explanation: Number = quotient x divisor + remainder;so, herenumber = 138 k + 26=> (23 x 6k) + (23+3)=> 23(6k+1)+3so, remainder is 3.
प्र: A cowboy arrives in town on Friday. He stays for 3 days and then leaves on Friday. How is that possible? 1017 05b5cc694e4d2b4197774c4c0
5b5cc694e4d2b4197774c4c0- उत्तर देखें
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उत्तर :
व्याख्या :
You will get the answer in the riddle itself, if you read the riddle carefully. The riddle says "A cowboy arrives in town on Friday." So Friday is the name of the horse on which he comes. Hence, the only possibility is he arrives on the horse friday on Tuesday, stays for 3 days and leaves on the same horse on Friday.
प्र: Oxidation Number of 'S' in H2SO4? 1006 05b5cc6b3e4d2b4197774d491
5b5cc6b3e4d2b4197774d491- 1+6true
- 2+2false
- 3-6false
- 4-2false
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उत्तर : 1. "+6"
व्याख्या :
Answer: A) +6 Explanation: In H2SO4, Hydrogen has a charge of +2, with each hydrogen has +1. Oxygen has a charge of -8, with each oxugen has -2. Total charge = (2 - 8) = -6 Therefore, the Oxidation number of Sulphur S is '+6' because to make the compound stable.
प्र: A lady took loan from a bank at the rate of 12% p.a. simple interest. After 3 years she had to pay Rs. 5400 interest only for the period. The principal amount borrowed by her was : 1003 05b5cc6dbe4d2b4197774e904
5b5cc6dbe4d2b4197774e904- 1Rs. 15,000true
- 2Rs. 1,50,000false
- 3Rs. 1500false
- 4Rs. 1,62,000false
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उत्तर : 1. "Rs. 15,000"
व्याख्या :
Answer: A) Rs. 15,000 Explanation: Principal = Rs.(100 x 5400)/(12 x 3)= Rs. 15000.