GATE Practice Question and Answer
8Q: There are n boxes and m fruits. If we put 3 fruits in each box 3 fruits will be excess. If we put 4 fruits in each box 1 box will be excess. Find number of boxes and fruits ? 1620 05b5cc711e4d2b4197774f3ff
5b5cc711e4d2b4197774f3ff- 13 & 9false
- 26 & 19false
- 37 & 24true
- 45 & 18false
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Answer : 3. "7 & 24"
Explanation :
Answer: C) 7 & 24 Explanation: 7 boxes & 24 Balls.Let, n = No. of boxes ; m = No. of fruits3n+3 = m---------->(1)4(n-1)= m---------->(2)=>4n-4 = 3n+3;=>4n-3n = 4+3n = 7Put n=7 in eqn(1)=> 3(7)+3 = m21+3 = mm = 24; Number of boxes = 7 and fruits = 24
Q: Makaibari is the costliest variety of what? 1619 05b5cc683e4d2b4197774c2bb
5b5cc683e4d2b4197774c2bb- 1Coffeefalse
- 2Pepperfalse
- 3Teatrue
- 4Waterfalse
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Answer : 3. "Tea"
Explanation :
Answer: C) Tea Explanation: Makaibari is the world's first tea factory and was established in 1859 in Darjeeling, West Bengal. It is most expensive tea in India which costs around 1.12 lakhs for 1 kg of tea. Hence, Makaibari is the costliest variety of Tea.
Q: If x = 2 + 223 + 213 then find the value of x3-6x2+6x ? 1618 05b5cc745e4d2b4197774fa09
5b5cc745e4d2b4197774fa09- 11false
- 22true
- 33false
- 44false
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Answer : 2. "2"
Explanation :
Answer: B) 2 Explanation: Given that x = 2+ 223 + 213 So x - 2 = 223 + 213 Now cubing on both sides, we get => x3-8-6x2+12x = 4 + 2 + 6(x-2) Therefore, x3-6x2+6x = -6 + 8 = 2
Q: The average of marks in 3 subjects is 224. The first subject marks is twice the second and the second subject marks is twice the third. Find the second subject marks ? 1617 05b5cc6cce4d2b4197774e17c
5b5cc6cce4d2b4197774e17c- 1384false
- 296false
- 3192true
- 4206false
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Answer : 3. "192"
Explanation :
Answer: C) 192 Explanation: Let the third subject marks be 'x'=> Second subject marks = 2x=> Third subject marks = 4xGiven avg = 224x + 2x + 4x = 224 x 3=> 7x = 224 x 3=> x = 96Hence, Second subject marks = 2x = 2 x 96 = 192.
Q: LCD of 12 and 18 1617 05b5cc6b8e4d2b4197774d66b
5b5cc6b8e4d2b4197774d66b- 136true
- 242false
- 312false
- 46false
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Answer : 1. "36"
Explanation :
Answer: A) 36 Explanation: LCD is nothing but Lowest or Least Common Denominator Here LCD of 12 and 18 means LCD of two fractions with denominators 12 and 18 respectively. Therefore, LCM of 12 & 18 = 6 x 3 x 2 = 36 How to calculate LCD :: The lowest common denominator or least common denominator (LCD) is the least common multiple (LCM) of the denominators of a set of fractions.
Q: What belongs to you but is used more by others? 1616 05b5cc63de4d2b4197774bb14
5b5cc63de4d2b4197774bb14- 1Clothesfalse
- 2Cosmeticsfalse
- 3Shoesfalse
- 4Nametrue
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Answer : 4. "Name"
Explanation :
Answer: D) Name Explanation: Yep! It's your NAME that belongs to you but is used more by others than you.
Q: What is your ideal working environment ? 1616 05b5cc767e4d2b4197774fdec
5b5cc767e4d2b4197774fdec- Show AnswerHide Answer
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Answer :
Explanation :
The interviewer is attempting to assess how closely your ideal fits with the reality of their organisation. A positive work environment makes employees feel good about coming to work, and this provides the motivation to sustain them throughout the day. When you can find the ideal working environment that best suits your work ethics and personality, you will become more productive and lead a fulfilling life. - Before answering, take into account how their company is structured in terms of work days, formality, small start-up verses large corporation, etc.- Focus on wanting an environment that allows for the use and growth of your established skills and qualities.- Highlight your desire to work in a team-oriented workplace.- Talk about your work-style and that it blends in well with the company’s vision.
Q: Find the Value of ? 5.112.2+5.553.3+6.31.4+7.22.001 = ? x 3.34 1614 05b5cc6b1e4d2b4197774d318
5b5cc6b1e4d2b4197774d318- 181false
- 277false
- 373false
- 489true
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Answer : 4. "89"
Explanation :
Answer: D) 89 Explanation: This can be done in a method called Approximation. Now, 52 + 63 + 6 + 72 = ? x 3.3425 + 216 + 6 + 49 = ? x 3.34296 = ? x 3.34? = 2963.34 = 88.622 ≅ 89

