GATE Practice Question and Answer
8Q: Which of the following sports is most popular worldwide? 2590 05b5cc64de4d2b4197774bcc1
5b5cc64de4d2b4197774bcc1- 1Footballtrue
- 2Hockeyfalse
- 3Cricketfalse
- 4Tennisfalse
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Answer : 1. "Football"
Explanation :
Answer: A) Football Explanation: Top five most popular games world wide are : Game name - Estimated fans - Popular Regions 1. Soccer / Football - 3.5 Billion - Europe, Africa, Asia, America 2. Cricket - 2.5 Billion - Asia, Australia, UK 3. Basketball - 2.2 Billion - US, Canada, China and Philippines 4. Field Hockey - 2 Billion - Europe, Africa, Asia, Australia 5. Tennis - 1 Billion - Europe, Americas, and Asia.
Q: Find out the wrong number in the following series ? 2880, 480, 92, 24, 8, 4, 4 2589 05b5cc720e4d2b4197774f64f
5b5cc720e4d2b4197774f64f- 1480false
- 292true
- 324false
- 44false
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Answer : 2. "92"
Explanation :
Answer: B) 92 Explanation: The given series of numbers follow the rule that, 2880/6 = 480480/5 = 9696/4 = 2424/3 = 88/2 = 44/1 = 4 But 92 is not in the rule. It is the wrong number in the given series.
Q: Which of the following has the highest frequency? 2589 05b5cc698e4d2b4197774c62c
5b5cc698e4d2b4197774c62c- 1Cosmic raystrue
- 2X-raysfalse
- 3Radio wavesfalse
- 4Microwavesfalse
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Answer : 1. "Cosmic rays"
Explanation :
Answer: A) Cosmic rays Explanation:
Q: One type of liquid contains 25 % of benzene, the other contains 30% of benzene. A can is filled with 6 parts of the first liquid and 4 parts of the second liquid. Find the percentage of benzene in the new mixture. 2586 05b5cc75ee4d2b4197774fcc0
5b5cc75ee4d2b4197774fcc0- 127 %true
- 226 %false
- 329 %false
- 421 %false
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Answer : 1. "27 %"
Explanation :
Answer: A) 27 % Explanation: Let the percentage of benzene = X(30 - X)/(X- 25) = 6/4 = 3/2 => 5X = 135 X = 27 So, required percentage of benzene = 27 %
Q: In what ratio must wheat at Rs. 3.20/kg be mixed with wheat at Rs. 2.90/kg so that the mixture be worth Rs. 3/kg? 2584 05b5cc639e4d2b4197774baa0
5b5cc639e4d2b4197774baa0- 11:2false
- 23:2false
- 32:1true
- 42:3false
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Answer : 3. "2:1"
Explanation :
Answer: C) 2:1 Explanation: Given rate of wheat at cheap = Rs. 2.90/kg Rate of wheat at cost = Rs. 3.20/kg Mixture rate = Rs. 3/kg Ratio of mixture = 2.90 3.20 3 (3.20 - 3 = 0.20) (3 - 2.90 = 0.10) 0.20 : 0.10 = 2:1 Hence, wheat at Rs. 3.20/kg be mixed with wheat at Rs. 2.90/kg in the ratio of 2:1, so that the mixture be worth Rs. 3/kg.
Q: What is needed for steering control on a PWC? 2584 05b5cc67be4d2b4197774c213
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Answer :
Explanation :
PWC refers to Personal Water Crafts. To control steering on a PWC, the most needed requirement is to have power in which will allows the one using it to control the engine for it to stop or for it to move. Without power, the person using it could be out of balance or fail to start the engine. This is the basic requirement because even though it is shut off or the engine is off, the PWC is still on and it could still move without proper knowledge of the engine.
Q: A Step-Up Transformer Increases 2584 05b5cc6b5e4d2b4197774d54e
5b5cc6b5e4d2b4197774d54e- 1Powerfalse
- 2Currentfalse
- 3Frequencyfalse
- 4Voltagetrue
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Answer : 4. "Voltage"
Explanation :
Answer: D) Voltage Explanation: A transformer that increases voltage from primary to secondary (more secondary winding turns than primary winding turns) is called a Step-Up Transformer. Conversely, a transformer designed to do just the opposite is called a Step-Down Transformer.
Q: Solve the Riddle? 2580 05b5cc6a0e4d2b4197774ca47
5b5cc6a0e4d2b4197774ca47- 179 hrsfalse
- 272 hrsfalse
- 352 hrsfalse
- 418 hrstrue
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Answer : 4. "18 hrs"
Explanation :
Answer: D) 18 hrs Explanation: From the given data, 18 snakes can eat 18 bananas in 18 hrs. => 1 snake can eat 1 banana in 18 hrs => 79 snakes can eat 79 bananas in 18 hrs. Hence, 18 hrs.

