GATE Practice Question and Answer
8Q: What is the next number in series? 10, 9, 60, 90, 70, 66, ? 2327 05b5cc73ae4d2b4197774f8b0
5b5cc73ae4d2b4197774f8b0- 173false
- 219false
- 396true
- 422false
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Answer : 3. "96"
Explanation :
Answer: C) 96 Explanation: ten = 3(number of letters)nine = 4(number of letters)sixty = 5(number of letters)ninety = 6(number of letters)seventy = 7(number of letters)sixtysix = 8(number of letters)ninetysix=96(number of letters) Then, likwise choose the number which has 9 letters in its Spelling.
Q: Missing Letter Challenge 2326 05b5cc6d3e4d2b4197774e554
5b5cc6d3e4d2b4197774e554- 1Ifalse
- 2Mfalse
- 3Pfalse
- 4Ltrue
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Answer : 4. "L"
Explanation :
Answer: D) L Explanation: Here the letters follow the rule (AxZ)+(A+Z) The number corresponding to the letters are used in the rule A=1, Z=26 => 26x1 + 1 + 26 = 26+27 = 53 = 053 (LxP)+(L+P) = (12 x16) + 12 + 16 = 192+28 = 220 Similarly (11x12) + 11 + 12 => 132 + 23 = 155
Q: Kamal consistently runs 240 meters a day and on Saturday he runs for 400 meters. How many kilometers will he have to run in four weeks ? 2326 05b5cc6c5e4d2b4197774dd23
5b5cc6c5e4d2b4197774dd23- 15.75 kmsfalse
- 27.36 kmstrue
- 38.2 kmsfalse
- 46.98 kmsfalse
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Answer : 2. "7.36 kms"
Explanation :
Answer: B) 7.36 kms Explanation: Total running distance in four weeks = (24 x 240) + (4 x 400) = 5760 + 1600 = 7360 meters = 7360/1000 => 7.36 kms
Q: The Good Governance Day (GGD) is observed on which day in India? 2326 05b5cc777e4d2b419777500e3
5b5cc777e4d2b419777500e3- 1December 22false
- 2December 25true
- 3D) is observed on which day in India? A) December 22 B) December 25 C)false
- 4is observed on which day in India? A) December 22 B) December 25 C) December 21 D) December 24false
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Answer : 2. "December 25"
Explanation :
Answer: B) December 25 Explanation: The Good Governance Day (GGD) is observed every year in India on the eve of the birth anniversary of former Prime Minister Atal Bihari Vajpayee.
Q: In agroup of six women, there are four dancers, four vocal musicians, one actress and three violinists. Girija and Vanaja are among the violinists while Jalaja and Shailaja do not know how to ply on the violin. Shailaja and Tanuja are among the dancers. Jalaja, Vanaja, Shailaja and Tanuja are all vocal musicians and two of them are also violinists. If Pooja is an actress, who among the following is both a dancer and a violinist ? 2324 05b5cc758e4d2b4197774fbfe
5b5cc758e4d2b4197774fbfe- 1Shailajafalse
- 2Vanajafalse
- 3Girijafalse
- 4Tanujatrue
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Answer : 4. "Tanuja"
Explanation :
Answer: D) Tanuja Explanation: The four vocal musicians and one actress in the group are given. Two dancers are Shailaja and Tanuja. Two violinists are Girija and Vanaja. Since Jalaja and Shailaja cannot be violinists, so remaining two violinists are Tanuja and Pooja. Clearly, Tanuja is both a violinist and a dancer.
Q: Is rusting a physical or chemical change? 2323 05b5cc658e4d2b4197774bdfc
5b5cc658e4d2b4197774bdfc- Show AnswerHide Answer
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Answer :
Explanation :
In chemistry rusting is called as oxidation. Oxidation is a chemical process where metal gains oxygen and become oxide. In rusting the Iron ore make a chemical reaction with the oxygen in the presence of water and environmental or atmospheric moisture to produce an Iron oxide. Iron oxide is otherwise called as rust. The rusting of iron is a chemical change because it is two substances reacting together to make a new substance. Rusting would only be a physical change if iron molecules remained pure iron throughout the process.
Q: Crack the Missing Letter Puzzle? 2321 05b5cc6bfe4d2b4197774da83
5b5cc6bfe4d2b4197774da83- 1Ifalse
- 2Kfalse
- 3Ltrue
- 4Wfalse
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Answer : 3. "L"
Explanation :
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)
Q: P, Q and R start simultaneously from A to B. P reaches B, turns back and meet Q at a distance of 11 km from B. Q reached B, turns back and meet R at a distance of 9 km from B. If the ratio of the speeds of P and R is 3:2, what is the distance between A and B ? 2320 05b5cc6c7e4d2b4197774de73
5b5cc6c7e4d2b4197774de73- 199true
- 2100false
- 389false
- 41false
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Answer : 1. "99"
Explanation :
Answer: A) 99 Explanation: Let, Distance between A and B = d Distance travelled by P while it meets Q = d + 11 Distance travelled by Q while it meets P = d – 11 Distance travelled by Q while it meets R = d + 9 Distance travelled by R while it meets Q = d – 9 Here the ratio of speeds of P & Q => SP : SQ = d + 11 : d – 11 The ratio of speeds of Q & R => SQ : SR = d + 9 : d – 9 But given Ratio of speeds of P & R => P : R = 3 : 2 SPSR = SPSQxSQSR = d+11d+9d-11d-9 => d+11d+9d-11d-9 = 3/2 => d = 1, 99 => d = 99 satisfies. Therefore, Distance between A and B = 99

