GATE Practice Question and Answer
8Q: What element is found in all organic compounds? 1685 05b5cc69de4d2b4197774c956
5b5cc69de4d2b4197774c956- 1Hydrogenfalse
- 2Calciumfalse
- 3Nitrogenfalse
- 4Carbontrue
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Answer : 4. "Carbon"
Explanation :
Answer: D) Carbon Explanation: Carbon is found in all organic compounds.
Q: Find the simple interest on Rs.600 for 11 months at 5 paisa per month ? 1685 05b5cc6e3e4d2b4197774ec93
5b5cc6e3e4d2b4197774ec93- 1Rs. 30false
- 2Rs. 3.30true
- 3Rs. 33false
- 4Rs. 330false
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Answer : 2. "Rs. 3.30"
Explanation :
Answer: B) Rs. 3.30 Explanation: I = (600x11x5)/100 = 330 Paise = Rs. 3.30
Q: Sources of geothermal power are 1685 05b5cc60de4d2b4197774b5e1
5b5cc60de4d2b4197774b5e1- 1waterfalse
- 2earth's heatfalse
- 3Both A & Btrue
- 4None of the abovefalse
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Answer : 3. "Both A & B"
Explanation :
Answer: C) Both A & B Explanation: Geothermal power plants are used in order to generate electricity by the use of geothermal energy (the Earth's internal thermal energy). They essentially work the same as a coal or nuclear power plant, the main difference being the heat source. Geothermal power plants use hydrothermal resources that have both water (hydro) and heat (thermal). Geothermal power plants require high-temperature (300°F to 700°F) hydrothermal resources that come from either dry steam wells or from hot water wells.
Q: Maneela lent Rs. 8000 partly at the rate of 5% and partly at the rate of 6% per annum simple interest. The total interest she get after 2 years is Rs. 820, then in which ratio will Rs. 8000 is to be divided? 1684 05b5cc6bee4d2b4197774d9b5
5b5cc6bee4d2b4197774d9b5- 17:1true
- 213:5false
- 315:7false
- 42:7false
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Answer : 1. "7:1"
Explanation :
Answer: A) 7:1 Explanation: Maneela lent Rs. 8000 in two parts,
Q: Find the Missing Number Puzzle for the Given 1684 05b5cc6afe4d2b4197774d1d3
5b5cc6afe4d2b4197774d1d3- 18false
- 216false
- 39true
- 412false
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Answer : 3. "9"
Explanation :
Answer: C) 9 Explanation: Given 6 = 3 => Number of letters in SIX = 3 12 = 6 => Number of letters in TWELVE = 6 14 = 8 => Number of letters in FOURTEEN = 8 Similarly, 22 = 9 => Number of letters in TWENTY TWO = 9 Therefore, 22 = 9.
Q: 'K' cycled from A to B at 10 kmph and returned at the rate of 9 kmph. 'L' cycled both ways at 12 kmph. In the whole journey 'L' took 10 minutes less than 'K'. Find the distance between A and B ? 1683 05b5cc74fe4d2b4197774faef
5b5cc74fe4d2b4197774faef- 132.1 kmfalse
- 215.23 kmfalse
- 33.75 kmtrue
- 432.1 mfalse
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Answer : 3. "3.75 km"
Explanation :
Answer: C) 3.75 km Explanation: Let 'd' be the distance between A and BK -time = d/10 + d/9 = 19d/90 hoursL -time = 2d/12 = d/6 hoursWe know that, 10 min = 1/6 hoursThus, time difference between K and L is given as 10 minutes. => 19d/90 - d/6 = 1/6=> (19d-15d)/90 = 1/6=> 4d/90 = 1/6Thus,d= 15/4 km = 3.75 km. hence the distance between A and B is 3.75 km.
Q: A & B invest Rs. 1,16,000 & 1,44,000 respectively. B invests for 6 months. At the end of the year, B’s share is Rs. 9000, find the overall profit? 1683 05b5cc6bce4d2b4197774d877
5b5cc6bce4d2b4197774d877- 1Rs. 23,500true
- 2Rs. 19,780false
- 3Rs. 21,700false
- 4Rs. 20,050false
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Answer : 1. "Rs. 23,500"
Explanation :
Answer: A) Rs. 23,500 Explanation: Given A & B in partnership A Invests 116000 for 12 months => A's share = 116000 x 12 = 13,92,000 B Invests for 6 months => B's share = 144000 x 6 = 8,64,000 Their Ratio = 1392 : 864 = 29 : 18 Let the Annual profit = P Given B's share = Rs. 9000 => 18/47 x P = 9000 => P = 9000 x 47/18 => P = 23,500 Hence, Overall profit = P = Rs. 23,500
Q: Poor people have it. Rich people need it. If you eat it you die. What is it? 1682 05b5cc699e4d2b4197774c69b
5b5cc699e4d2b4197774c69b- 1Moneyfalse
- 2Brainfalse
- 3Luxury itemsfalse
- 4Nothingtrue
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Answer : 4. "Nothing"
Explanation :
Answer: D) Nothing Explanation: Poor people have Nothing Rich people need Nothing If you eat Nothing you die. Hence, it is Nothing.

