GATE Practice Question and Answer

Q: If Theresa's daughter is my daughter's mother, what am I to Theresa? 2190 0

  • 1
    Son-in-law
    Correct
    Wrong
  • 2
    Daughter-in-law
    Correct
    Wrong
  • 3
    Grand mother
    Correct
    Wrong
  • 4
    Grand Daughter
    Correct
    Wrong
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Answer : 1. "Son-in-law"
Explanation :

Answer: A) Son-in-law Explanation: Given that If Theresa's daughter is my daughter's mother It has 2 ways of Answers such that it depends on the sex of me. That is Male or Female.   1) If I am a Male : My daughter's mother is my wife. My wife is Teresa's daughter => I am Teresa's Son-in-law.   2) If I am a Female : My daughter's mother is myself. Myself Teresa's daughter. => I am Teresa's Daughter.   But in the given options only Son-in-law is available and daughter is not given.   So, Son-in-law is correct.

Q: Sripad has scored average of 65 marks in three objects. In no subjects has he secured less than 58 marks. He has secured more marks in Maths than other two subjects. What could be his maximum score in Maths ? 2189 0

  • 1
    79
    Correct
    Wrong
  • 2
    77
    Correct
    Wrong
  • 3
    76
    Correct
    Wrong
  • 4
    73
    Correct
    Wrong
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Answer : 1. "79"
Explanation :

Answer: A) 79 Explanation: Assuming Sripad has scored the least marks in subject other than science,Then the marks he could secure in other two are 58 each.Since the average mark of all the 3 subject is 65.i.e (58+58+x)/3 = 65116 + x = 195x = 79 marks. Therefore, the maximum marks he can score in maths is 79.

Q: Planets do not twinkle because 2188 0

  • 1
    Far distance
    Correct
    Wrong
  • 2
    Total internal reflection
    Correct
    Wrong
  • 3
    Refraction
    Correct
    Wrong
  • 4
    Near distance
    Correct
    Wrong
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Answer : 4. "Near distance"
Explanation :

Answer: D) Near distance Explanation: Stars twinkle because they’re so far away from Earth that when light from the stars passes through the atmosphere, it is bent countless times due to refraction, making it look like as if they were blinking. The sun and other planets doesn’t twinkle because it’s too close to Earth compared to other stars.

Q: What are three positive characteristics you wish you had ? 2188 0

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Answer :
Explanation :

To answer this question, focus on honesty and positivity in order to show that you have both self-confidence and humility. Show the interviewer that you understand that there are different types of people and personalities and that all are valuable in their own way. Choose traits that are unreachable, such as perfection, and then emphasize your well-rounded personality and ability to learn from mistakes.

Q: Vishal invested 10% more than Trishul. Trishul invested 10% less than Raghu. If the total sum of their investments is Rs. 5780, how much amount did Raghu invest ? 2188 0

  • 1
    Rs.2010
    Correct
    Wrong
  • 2
    Rs.2200
    Correct
    Wrong
  • 3
    Rs.2000
    Correct
    Wrong
  • 4
    Rs.2100
    Correct
    Wrong
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Answer : 3. "Rs.2000"
Explanation :

Answer: C) Rs.2000 Explanation: Let money invested by Raghu = Rs. xMoney invested by Trishul = 9/10 x = 0.9xMoney invested by Vishal = 9/10x * 110/100 = 0.99xAlso, x+0.9x+0.99x = 5780= x= 5780/2.89 = 2000 Therefore, amount invested by Raghu is Rs. 2000.

Q: The missing number in the Series 114, 131, 165, 216,  ?, 369 2186 0

  • 1
    314
    Correct
    Wrong
  • 2
    304
    Correct
    Wrong
  • 3
    294
    Correct
    Wrong
  • 4
    284
    Correct
    Wrong
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Answer : 4. "284"
Explanation :

Answer: D) 284 Explanation: 114       131     165     216     ?      369    +17      +34     +51     +68    +85   => The missing number in the given Number series = 216 + 68 = 284.

Q: Can you spot the missing number? 2185 0

  • 1
    3
    Correct
    Wrong
  • 2
    6
    Correct
    Wrong
  • 3
    Both A & B
    Correct
    Wrong
  • 4
    None of the above
    Correct
    Wrong
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Answer : 3. "Both A & B"
Explanation :

Answer: C) Both A & B Explanation: The given number puzzle can be soved in two ways. Logic 1 :: Row 1  - 2 x 3 = 6 , 6 x 3 = 18 Row 2  - 4 x 5 = 20 , 20 x 5 = 100 Row 3  - 3 x 7 = 21 , 21 x 7 = 147   Hence, the missing number could be 3.   Logic 2 :: Row 1 - 6 x (2+1) = 18 Row 2 - 20 x (4+1) = 100 Row 3 - 21 x (6+1) = 147   Hence, the missing number could be 6.   Therefore, 3 or 6 is the right answer.

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