GRE प्रश्न और उत्तर का अभ्यास करें
8प्र: How many squares do you see? 1928 05b5cc699e4d2b4197774c724
5b5cc699e4d2b4197774c724- 144false
- 245true
- 346false
- 450false
- उत्तर देखेंउत्तर छिपाएं
- Workspace
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उत्तर : 2. "45"
व्याख्या :
Answer: B) 45 Explanation: Number of squares in the given figure is 16 + 9 + 19 + 1 = 45.
प्र: If N is the greatest number that will divide 1305, 4665 and 6905, leaving the same remainder in each case. What is the sum of the digits of N ? 1928 05b5cc731e4d2b4197774f7fb
5b5cc731e4d2b4197774f7fb- 16false
- 28false
- 34true
- 49false
- उत्तर देखेंउत्तर छिपाएं
- Workspace
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उत्तर : 3. "4"
व्याख्या :
Answer: C) 4 Explanation: N = H.C.F. of (4665 - 1305), (6905 - 4665) and (6905 - 1305) = H.C.F. of 3360, 2240 and 5600 = 1120. Sum of digits in N = ( 1 + 1 + 2 + 0 ) = 4
प्र: Pointing to a photograph, a man said, "I have no brother or sister but that man’s father is my father’s son." Whose photograph was it? 1927 05b5cc76ae4d2b4197774fe5b
5b5cc76ae4d2b4197774fe5b- 1His uncle'sfalse
- 2His nephew'sfalse
- 3His son'strue
- 4His Cousin'sfalse
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उत्तर : 3. "His son's"
व्याख्या :
Answer: C) His son's Explanation: Since the narrator has no brother, his father’s son is he himself. So, the man who is talking is the father of the man in the photograph. Thus, the man in the photograph is his son.
प्र: A number is increased by 20% and then decreased by 20%, the final value of the number is ? 1926 05b5cc75ce4d2b4197774fc39
5b5cc75ce4d2b4197774fc39- 1increase by 2%false
- 2decrease by 3%false
- 3decrease by 4%true
- 4increase by 5%false
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 3. "decrease by 4%"
व्याख्या :
Answer: C) decrease by 4% Explanation: Here, x = 20 and y = - 20Therefore, the net % change in value=x + y + xy100 %= 20 + -20 + 20 × -20100% or - 4% Since the sign is negative, there is a decrease in value by 4%.
प्र: Which number replaces 'x' in the below figure ? 1926 05b5cc774e4d2b41977750052
5b5cc774e4d2b41977750052- 12false
- 29true
- 311false
- 412false
- उत्तर देखेंउत्तर छिपाएं
- Workspace
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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: Voiceless it cries, wingless flutters, toothless bites, mouth-less mutters. What is it? 1925 05b5cc619e4d2b4197774b74c
5b5cc619e4d2b4197774b74c- उत्तर देखेंउत्तर छिपाएं
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उत्तर :
व्याख्या :
It is The Wind which cries without a voice, flutters without wings, bites toothless and mutters mouthless.
प्र: What can you hear but not touch or see? 1923 05b5cc69ee4d2b4197774c96a
5b5cc69ee4d2b4197774c96a- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर :
व्याख्या :
The sound is what can you hear but not touch or see.
प्र: Tanks A and B are each in the shape of a right circular cylinder. The interior of tank A has a height of 10 meters and a circumference of 8 meters, and the interior of tank B has a height of 8 meters and a circumference of 10 meters. The capacity of tank A is what percent of the capacity of tank B ? 1923 05b5cc71ee4d2b4197774f568
5b5cc71ee4d2b4197774f568- 176%false
- 272%false
- 380%true
- 482%false
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 3. "80%"
व्याख्या :
Answer: C) 80% Explanation: circumference of A = 2πr = 8 => so r = 4πvolume = π×4π2×10 = 160πcircumference of B = 2πr = 10 => so r = 5πvolume = π×5π2×8 = 200πso ratio of capacities = 160/200 = 0.8 so capacity of A will be 80% of the capacity of B.