GATE Practice Question and Answer

Q: When should you stop at green and go at red? 1777 0

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Answer :
Explanation :

While eating a watermelon, we all go along the red and stops at green.

Q: Which among the following has ranked top Brand among Global 500 Brands in 2017 ? 1777 0

  • 1
    Apple
    Correct
    Wrong
  • 2
    Amazon
    Correct
    Wrong
  • 3
    Google
    Correct
    Wrong
  • 4
    Facebook
    Correct
    Wrong
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Answer : 3. "Google"
Explanation :

Answer: C) Google Explanation: 1. In the latest Global 500 rankings of most valuable and powerful brands across the globe, Sundar Pichai’s Google has surpassed Apple to achieve the top position.2. The Brand Finance Global 500 list published on February 2, 2017 had featured Apple as the top brand for continuous five years.3. However, for 2017, the ranking revealed that Google’s brand value rose by 24 percent to $109.5bn in 2016. The brand value of Apple on the other hand dropped 27 percent to $107bn.4. This is for the first time since 2011 that Google has been placed at the top spot. The third place has been occupied by Amazon.5. The ranking is based upon factors such as marketing investment, familiarity, loyalty, staff satisfaction and corporate reputation.

Q: I am always infront of you, but you will never see me. Who am I? 1776 0

  • 1
    Mirror
    Correct
    Wrong
  • 2
    Shadow
    Correct
    Wrong
  • 3
    Future
    Correct
    Wrong
  • 4
    None of the above
    Correct
    Wrong
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Answer : 3. "Future"
Explanation :

Answer: C) Future Explanation: Yes, future is always infront of us, but no one can see it.

Q: On dividing a number by 96, we get 271 as quotient and 0 as remainder. On dividing the same number by 95, what will be the remainder ? 1774 0

  • 1
    87
    Correct
    Wrong
  • 2
    59
    Correct
    Wrong
  • 3
    92
    Correct
    Wrong
  • 4
    81
    Correct
    Wrong
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Answer : 4. "81"
Explanation :

Answer: D) 81 Explanation: Number = 271 x 96 + 0 = 26016 => 95) 26016 (273           25935           --------              81 Required number = 81.

Q: The sum of the two digits of a number is 8. If the number is subtracted from the number obtained by reversing its digits, the result is 54. Find the number ? 1773 0

  • 1
    28
    Correct
    Wrong
  • 2
    19
    Correct
    Wrong
  • 3
    37
    Correct
    Wrong
  • 4
    17
    Correct
    Wrong
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Answer : 4. "17"
Explanation :

Answer: D) 17 Explanation: Any two digit number can be written as (10P + Q), where P is the digit in the tens place and Q is the digit in the units place.P + Q = 8 ----- (1)(10Q + P) - (10P + Q) = 549(Q - P) = 54(Q - P) = 6 ----- (2)Solve (1) and (2) P = 1 and Q = 7The required number is = 17

Q: What is the difference between the number of uneducated females in city P and that of uneducated males in city S ? 1772 0

  • 1
    9 lakhs
    Correct
    Wrong
  • 2
    6 lakhs
    Correct
    Wrong
  • 3
    3 lakhs
    Correct
    Wrong
  • 4
    2 lakhs
    Correct
    Wrong
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Answer : 1. "9 lakhs"
Explanation :

Answer: A) 9 lakhs Explanation: Educated females in city P = 25 lakhs Uneducated females in city P = 30 - 25 = 5 lakhs Educated males city S = 21 lakhs Educated males in city S = 35 - 21= 14 lakhs Required difference = 14 - 5 = 9 lakhs

Q: A train 900 m long is running at a speed of 78 km/hr. If it crosses a tunnel in 1 min, then the length of the tunnel is ? 1772 0

  • 1
    400 m
    Correct
    Wrong
  • 2
    300 m
    Correct
    Wrong
  • 3
    500 m
    Correct
    Wrong
  • 4
    600 m
    Correct
    Wrong
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Answer : 1. "400 m"
Explanation :

Answer: A) 400 m Explanation: Speed = 78 x 5/18 = 65/3 m/sec.Time = 1 min = 60 sec.Let the length of the train be x meters.Then, (900 + x)/60 = 65/3x = 400 m.

Q: A number is 2 more than thrice the second number and 4 times the smaller number is 5 more than the greater number. What is greater number  ? 1771 0

  • 1
    7
    Correct
    Wrong
  • 2
    23
    Correct
    Wrong
  • 3
    9
    Correct
    Wrong
  • 4
    21
    Correct
    Wrong
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Answer : 2. "23"
Explanation :

Answer: B) 23 Explanation: Let the greater and smaller number be p and q respectively. 4q = p + 5 ------ (I) p = 3q+2 ------- (II) From equation (I) and (II) q = 7 p = 23

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