GATE Practice Question and Answer

Q: Microphone : Loud :: Microscope : ? 2253 0

  • 1
    Investigate
    Correct
    Wrong
  • 2
    Magnify
    Correct
    Wrong
  • 3
    Examine
    Correct
    Wrong
  • 4
    Elongate
    Correct
    Wrong
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Answer : 2. "Magnify"
Explanation :

Answer: B) Magnify Explanation: As Microphone makes sound louder similarly Microscope makes the object magnified.   Hence, Microphone : Loud :: Microscope : Magnify.

Q: The probability that a bowler bowled a ball from a point will hit by the batsman is ¼. Three such balls are bowled simultaneously towards the batsman from that very point. What is the probability that the batsman will hit the ball ? 2248 0

  • 1
    37/64
    Correct
    Wrong
  • 2
    27/56
    Correct
    Wrong
  • 3
    11/13
    Correct
    Wrong
  • 4
    9/8
    Correct
    Wrong
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Answer : 1. "37/64"
Explanation :

Answer: A) 37/64 Explanation: Probability of not hitting the ball = 1- 1/4 =Then, the probability that the batsman will hit the ball =

Q: What is the product of a number and its reciprocal? 2247 0

  • 1
    0
    Correct
    Wrong
  • 2
    1
    Correct
    Wrong
  • 3
    -ve of the number
    Correct
    Wrong
  • 4
    the number itself
    Correct
    Wrong
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Answer : 2. "1"
Explanation :

Answer: B) 1 Explanation: The product of a number and its reciprocal is always equals to 1.   For Example : Let the number be 4. Now, its reciprocal is 1/4 Hence, required product = 4 x 1/4 = 1.   Now, take the number as -15. Then its reciprocal is -1/15 Required product = -15 x -1/15 = 1.   Hence, the product of a number and its reciprocal is 1.

Q: If watches bought at prices ranging from Rs. 200 to Rs. 350 are sold at prices ranging from Rs. 300 to Rs. 425. What is the greatest possible profit that might be made in selling nine watches ? 2247 0

  • 1
    Rs. 1800
    Correct
    Wrong
  • 2
    Rs. 2000
    Correct
    Wrong
  • 3
    Rs. 2025
    Correct
    Wrong
  • 4
    Rs. 1750
    Correct
    Wrong
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Answer : 3. "Rs. 2025"
Explanation :

Answer: C) Rs. 2025 Explanation: Profit would be maximum if watches are brought for Rs. 200 and sold for Rs. 425Profit = Rs. (425 - 200) = Rs. 225Profit of 9 watches = Rs. 225 x 9 = Rs.2,025.

Q: Which of these is NOT a lipid? 2246 0

  • 1
    Wax
    Correct
    Wrong
  • 2
    Cholesterol
    Correct
    Wrong
  • 3
    RNA
    Correct
    Wrong
  • 4
    Phospholipid
    Correct
    Wrong
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Answer : 3. "RNA"
Explanation :

Answer: C) RNA Explanation: RNA is not a lipid among the given options.   A lipid is a substance of biological origin that is soluble in nonpolar solvents. It comprises a group of naturally occurring molecules that include fats, waxes, sterols, fat-soluble vitamins (such as vitamins A, D, E, and K), monoglycerides, diglycerides, triglycerides, and phospholipids.

Q: Fill in the blank with an appropriate word from the following options. Usually the room tariff in this hotel is higher. At present, it is low because of the------- season. 2245 0

  • 1
    Peak
    Correct
    Wrong
  • 2
    Off
    Correct
    Wrong
  • 3
    Down
    Correct
    Wrong
  • 4
    Slow
    Correct
    Wrong
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Answer : 2. "Off"
Explanation :

Answer: B) Off Explanation: Season can be either at peak or off.Presently it is low, that is because of OFF season.

Q: Find the odd term from the given series of numbers  ? 125, 127, 130, 135, 142, 153, 165 ? 2245 0

  • 1
    153
    Correct
    Wrong
  • 2
    165
    Correct
    Wrong
  • 3
    142
    Correct
    Wrong
  • 4
    127
    Correct
    Wrong
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Answer : 2. "165"
Explanation :

Answer: B) 165 Explanation: From the beginning, the next term comes by adding prime numbers in a sequence of 2, 3, 5, 7, 9, 11, 13... to its previous term. But 165 will not be in the series as it must be replaced by 166 since 153+13 = 166.

Q: Unresolved dissonance is a characteristic of 2243 0

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Answer :
Explanation :

When the tension is unresolved, we have unresolved dissonance. Unresolved dissonance is a characteristic of the baroque music. The general characteristics of Baroque music is movement, energy, and tension.

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