GATE Practice Question and Answer

Q: One year ago the ratio between Maneela’s and Shanthi’s salary was 3 : 4. The ratios of their individual salaries between last year’s and this year’s salaries are 4 : 5 and 2 : 3 respectively. At present the total of their salary is Rs. 4160. The salary of Maneela, now is? 6003 0

  • 1
    Rs. 1600
    Correct
    Wrong
  • 2
    Rs. 1700
    Correct
    Wrong
  • 3
    Rs. 1800
    Correct
    Wrong
  • 4
    Rs. 1900
    Correct
    Wrong
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Answer : 1. "Rs. 1600"
Explanation :

Answer: A) Rs. 1600 Explanation: Let the salaries of Maneela and Shanthi one year before be M1, S1 & now be M2, S2 respectively. Then, from the given data, M1/S1 = 3/4  .....(1) M1/M2 = 4/5 .....(2) S1/S2 = 2/3  .....(3) and M2 + S2 = 4160  .....(4)   Solving all these eqtns, we get M2 = Rs. 1600.

Q: The process of collecting, organizing and analyzing data is called 5991 0

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    Statistics
    Correct
    Wrong
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    Data collection
    Correct
    Wrong
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    Probability
    Correct
    Wrong
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    Systematic evaluation
    Correct
    Wrong
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Answer : 1. "Statistics"
Explanation :

Answer: A) Statistics Explanation: The process of collecting, organizing and analyzing data is called Statistics.

Q: In a certain coding language, iF GO = 32 & SHE = 49 then SOME will be equal to ? 5939 0

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    56
    Correct
    Wrong
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    58
    Correct
    Wrong
  • 3
    62
    Correct
    Wrong
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    64
    Correct
    Wrong
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Answer : 1. "56"
Explanation :

Answer: A) 56 Explanation: If we count letters till the end of the alphabet including that letter in reverse order then Here the values are nothing but the values corresponding to the alphabets when taken in a reverse order,i.e,A=26 ,B=25...,Z=1G = 20 and O = 12 totaling 32S = 8, H = 19 and E = 22 totaling 49 So SOME = 8 + 12 + 14 + 22 = 56.

Q: Amar can do a piece of work in 10 days. He works at it for 4 days and then Arun finishes it in 9 days. In how many days can Amar and Arun together finish the work ? 5859 0

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    4 days
    Correct
    Wrong
  • 2
    8 days
    Correct
    Wrong
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    3 days
    Correct
    Wrong
  • 4
    6 days
    Correct
    Wrong
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Answer : 4. "6 days"
Explanation :

Answer: D) 6 days Explanation: 4/10 + 9/x = 1     => x = 15    Then both can do in  1/10 + 1/15 = 1/6     => 6 days

Q: Convent : Cloister :: Eyrie : ? 5823 0

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    Show
    Correct
    Wrong
  • 2
    Open
    Correct
    Wrong
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    Hide
    Correct
    Wrong
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    Nest
    Correct
    Wrong
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Answer : 4. "Nest"
Explanation :

Answer: D) Nest Explanation: Here the first two words are synonyms. Similarly, Eyrie means a large nest. So, the synonym of Eyrie is nest.   Hence, Convent : Cloister :: Eyrie : Nest.

Q: 2 is to 55 as 6 is to 5823 0

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    99
    Correct
    Wrong
  • 2
    44
    Correct
    Wrong
  • 3
    9
    Correct
    Wrong
  • 4
    33
    Correct
    Wrong
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Answer : 1. "99"
Explanation :

Answer: A) 99 Explanation: Given 2 is to 55 2 + 3 = 5  5 x 11 = 55 Similarly, 6 6 + 3 = 9 9 x 11 = 99   Hence, 2 is to 55 as 6 is to 99.

Q: Find the odd number out of the following number series? 2 4 8 11.5 18.25 28.375 5819 0

  • 1
    18.25
    Correct
    Wrong
  • 2
    28.375
    Correct
    Wrong
  • 3
    11.5
    Correct
    Wrong
  • 4
    8
    Correct
    Wrong
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Answer : 4. "8"
Explanation :

Answer: D) 8 Explanation: Given number series follows a pattern that, 2 2 x 1.5 + 1 = 4 4 x 1.5 + 1 = 7 (not equal to 8) 7 x 1.5 + 1 = 11.5 11.5 x 1.5 + 1 = 18.25 18.25 x 1.5 + 1 = 28.375   Hence, the odd number in the given number series is 8.

Q: A sum of Rs. 427 is to be divided among A, B and C in such a way that 3 times A’s share, 4 times B’s share and 7 times C’s share are all equal. The share of C is ? 5809 0

  • 1
    64
    Correct
    Wrong
  • 2
    76
    Correct
    Wrong
  • 3
    84
    Correct
    Wrong
  • 4
    98
    Correct
    Wrong
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Answer : 3. "84"
Explanation :

Answer: C) 84 Explanation: Given total sum = Rs. 427And given that 3 times A’s share, 4 times B’s share and 7 times C’s share are all equal.=> 3A = 4B = 7CBut given=> A + B + C = 427Now express A and B in terms of C i.e=> (7C/3) + (7C/4) + C = 427=> C = 84

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