GATE Practice Question and Answer

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Answer : 4. "31"
Explanation :

Answer: D) 31 Explanation: Let y be the total number of loavesa be the remaining loaves after 1st thiefb be the remaining loaves after 2nd thiefand c, d..so on after 3 and 4 the = 0 be the remaining loaves after 5th thief a = y - (y/2 + 1/2)= y/2 - 1/2 b = a - (a/2 + 1/2)= a/2 - 1/2 c = b - (b/2 + 1/2)= b/2 - 1/2 d = c - (c/2 + 1/2)= c/2 - 1/2 e = d - (d/2 + 1/2)= d/2 - 1/2we know that, e = 0,thus by substitution, we getd = 1c = 3b = 7a = 15y = 31Therefore total number of bread loaves in bakery was 31.

Q: Fumble is to Finesse as Malign is to 3705 0

  • 1
    Slander
    Correct
    Wrong
  • 2
    Extol
    Correct
    Wrong
  • 3
    Criticize
    Correct
    Wrong
  • 4
    Assurance
    Correct
    Wrong
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Answer : 2. "Extol"
Explanation :

Answer: B) Extol Explanation: Fumble means grope, mishandle, drop, mistake, blunder, bungle. Finesse means skill, grace, elegance, assurance, diplomacy, discretion. So, they are opposites.   Similarly, Malign means slander or criticize. Extol means being kind or good-natured. A person without finesse often fumbles. A person without extol in his heart often maligns. Extol means praise or exalt, benevolence

Q: The shadow zone exists because 3682 0

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Answer :
Explanation :

The shadow zone is the area of the earth from angular distances of 104 to 140 degrees from a given earthquake that does not receive any direct P waves. The shadow zone results from S waves being stopped entirely by the liquid core and P waves being bent (refracted) by the liquid core. There are two types of Shadow zones: one for P waves and one for S waves.   P wave shadows between 104-140 degree, both sides; S wave shadow from 105 of one side to 105 of the other.

Q: When water freezes its density 3676 0

  • 1
    decreases
    Correct
    Wrong
  • 2
    remains constant
    Correct
    Wrong
  • 3
    increases
    Correct
    Wrong
  • 4
    become zero
    Correct
    Wrong
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Answer : 1. "decreases"
Explanation :

Answer: A) decreases Explanation: When water freezes its density decreases. Water at ordinary temperatures contracts and increases in density as it is cooled, like most substances. But at about 4°C it reaches a maximum density and then decreases in density as it approaches the freezing point.

Q: In a row, Kumar is at 7th place from the left and Pawan is at 9th place from the right. When they interchange the positions Kumar becomes 11th from left. How many were seated in the row ? 3661 0

  • 1
    19
    Correct
    Wrong
  • 2
    20
    Correct
    Wrong
  • 3
    21
    Correct
    Wrong
  • 4
    27
    Correct
    Wrong
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Answer : 1. "19"
Explanation :

Answer: A) 19 Explanation: Initialy from left 7th = kumarfrom right 9th = pawanInterchange kumar = 11th from left, from right kumar = 9th;11+8 = 19;8 is 1,2,3,4,5,6,7(pawan),8,9,10,11(kumar),12,13,14,15,16,17,18,19;simply count the 9th place from right we will get total as 19.

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Answer :
Explanation :

They walked and did this. It was never specified that the boat was at sea. Since this logic is observed by them to tackle situation.

Q: In a queue, Amrita is 10th from the front while Mukul is 25th from behind and Mamta is just in the middle of the two. If there be 50 persons in the queue. What position does Mamta occupy from the front ? 3653 0

  • 1
    14th
    Correct
    Wrong
  • 2
    16th
    Correct
    Wrong
  • 3
    18th
    Correct
    Wrong
  • 4
    20th
    Correct
    Wrong
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Answer : 3. "18th"
Explanation :

Answer: C) 18th Explanation: Number of persons between Amrita and Mukul = 50 - (10 + 25) = 15. Since Mamta lies in middle of these 15 persons, so Mamta`s position is 8th from Amrita i.e. 18th from the front.

Q: If NAMO = 172 and OM = 56  then, SHIVAY = ? 3651 0

  • 1
    606
    Correct
    Wrong
  • 2
    415
    Correct
    Wrong
  • 3
    504
    Correct
    Wrong
  • 4
    404
    Correct
    Wrong
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Answer : 3. "504"
Explanation :

Answer: C) 504 Explanation: (COUNTING OF LETTERS) NAMO = 14 + 1 + 13 + 15 = 43 x 4 = 172,  OM = 15 + 13 = 28 x 2 = 56, SHIVAY = 19 + 8 + 9 + 22 + 1 + 25 = 84 x 6 = 504

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