GATE Practice Question and Answer
8Q: Eight years ago, Ajay's age was 4/3 times that of Vijay. Eight years hence, Ajay's age will be 6/5 times that of Vijay. What is the present age of Ajay ? 2600 05b5cc6eee4d2b4197774ef04
5b5cc6eee4d2b4197774ef04- 141 yrsfalse
- 240 yrstrue
- 337 yrsfalse
- 433 yrsfalse
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- SingleChoice
Answer : 2. "40 yrs"
Explanation :
Answer: B) 40 yrs Explanation: Let the present ages of Ajay and Vijay be 'A' and 'V' years respectively. => A - 8 = 4/3 (V - 8) and A + 8 = 6/5 (V + 8) => 3/4(A - 8) = V - 8 and 5/6(A + 8) = V + 8 V = 3/4 (A - 8) + 8 = 5/6 (A + 8) - 8 => 3/4 A - 6 + 8 = 5/6 A + 20/3 - 8 => 10 - 20/3 = 10/12 A - 9/12 A => 10/3 = A/12 => A = 40.
Q: '.bak' extension refers to what kind of file? 2597 05b5cc645e4d2b4197774bb9f
5b5cc645e4d2b4197774bb9f- 1Documentfalse
- 2Movie/Video filefalse
- 3Backup filetrue
- 4Audio filefalse
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Answer : 3. "Backup file"
Explanation :
Answer: C) Backup file Explanation: In computing, ".bak" is a filename extension commonly used to signify a backup copy of a file.
Q: Choose the Antonym of the given word from the following options 'Jettison' 2597 05b5cc761e4d2b4197774fd02
5b5cc761e4d2b4197774fd02- 1Salvagetrue
- 2Submergefalse
- 3Repentfalse
- 4Descendfalse
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Answer : 1. "Salvage"
Explanation :
Answer: A) Salvage Explanation: 'Jettison' means to discard and 'salvage' means to rescue something discarded. Hence, 'salvage' is the word which is farthest in meaning to the given word 'Jettison'.
Q: Which of the following metal is generally used for making filaments of bulb? 2594 05b5cc6b9e4d2b4197774d6f3
5b5cc6b9e4d2b4197774d6f3- 1Wtrue
- 2Agfalse
- 3Fefalse
- 4Rhfalse
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Answer : 1. "W"
Explanation :
Answer: A) W Explanation: W is the symbol for chemical element Tungsten or Wolfram. It is used in making filaments of bulbs.
Q: If Laxmi is taller than Ramya but shorter than Susmitha and Ramya is as tall as Hema but taller than Avanthi, then Hema is : 2592 05b5cc771e4d2b4197774fff3
5b5cc771e4d2b4197774fff3- 1shorter than Ramyafalse
- 2taller than Avanthifalse
- 3taller than susmithafalse
- 4shorter than Laxmitrue
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Answer : 4. "shorter than Laxmi"
Explanation :
Answer: D) shorter than Laxmi Explanation: As given, we have: Susmitha > Laxmi > Ramya; Ramya = Hema, Ramya > Avanthi Thus the sequence of heights becomes: Susmitha > Laxmi > Ramya = Hema > Avanthi Clearly, Hema is shorter than Laxmi.
Q: If M $ N means M is the brother of N; M # N means M is the mother of N; M * N means M is the daughter of N. Then in I # J $ K * L, who is the father ? 2583 05b5cc6d5e4d2b4197774e61a
5b5cc6d5e4d2b4197774e61a- 1Ltrue
- 2Kfalse
- 3Jfalse
- 4Ifalse
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Answer : 1. "L"
Explanation :
Answer: A) L Explanation: I is the mother of J, J is the brother of K and K is the daughter of L. Hence , L is the Father.
Q: The intersection of a column and a row 2581 05b5cc651e4d2b4197774bcdb
5b5cc651e4d2b4197774bcdb- 1Celltrue
- 2Menufalse
- 3Keyfalse
- 4Fieldfalse
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Answer : 1. "Cell"
Explanation :
Answer: A) Cell Explanation: The intersection of a column and a row in a spread sheet is called as a cell or a bon.
Q: How many number of weights do you need to weight 31 kg of Rice if you have one kg of weight stone ? 2580 05b5cc736e4d2b4197774f879
5b5cc736e4d2b4197774f879- 13false
- 25true
- 37false
- 49false
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Answer : 2. "5"
Explanation :
Answer: B) 5 Explanation: There are total 5 ways.we have only one kg of weight so,2kg = 1kg + 1kg4kg = 1 + 2 + 18kg = 1 + 2 + 4 + 116kg = 1 + 2 + 4 + 8 + 131kg = 1 + 2 + 4 + 8 + 16So 5 weights are needed.