GATE Practice Question and Answer
8Q: 82.5% of 2360? 2566 05b5cc60ae4d2b4197774b5a1
5b5cc60ae4d2b4197774b5a1- 11960false
- 21954false
- 31947true
- 41931false
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Answer : 3. "1947"
Explanation :
Answer: C) 1947 Explanation: Given 82.5% of 2360 82.5100 x 2360 = 0.825 x 2360 = 1947
Q: A student can divide her books into groups of 5, 9 and 13. what is the smallest possible number of the books ? 2564 05b5cc74ae4d2b4197774fab3
5b5cc74ae4d2b4197774fab3- 1487false
- 2585true
- 3635false
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Answer : 2. "585"
Explanation :
Answer: B) 585 Explanation: The smallest possible number of books = L.C.M of 5, 9 and 13.Therefore, L.C.M of 5,9 and 13 is = 5 x 9 x 13 = 585.
Q: A number increased by 30% gives 390. The number is 2559 05b5cc6dde4d2b4197774ea1e
5b5cc6dde4d2b4197774ea1e- 1180false
- 2300true
- 3480false
- 4260false
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Answer : 2. "300"
Explanation :
Answer: B) 300 Explanation: Let the number be 'N'Given N + 30N/100 = 390=> 130N/100 = 390=> N = 390 x 10/13=> N = 300.
Q: Sushma joins a job at 20 yrs. First 3 years salary is 10,000 p.a. Afterwards every year increment of 2,000 per year for 10 years. Then salary becomes constant till retirement. At retirement average salary is 25,000. (throughout career). At what age Sushma retires ? 2558 05b5cc711e4d2b4197774f3be
5b5cc711e4d2b4197774f3be- 150 yrstrue
- 247 yrsfalse
- 345 yrsfalse
- 442 yrsfalse
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Answer : 1. "50 yrs"
Explanation :
Answer: A) 50 yrs Explanation: Let age of retirement = Sso according to the given condition 25000(x-20)=10000 x 3 + 12000 + 14000 + 16000 + 18000 + 20000 + 22000 + 24000 + 26000 + 28000 + 30000 + 30000(S-33)= 30000 + 210000 + 30000S-990000= 30000S - 750000or 25000S - 500000 = 30000x - 750000or 5000x = 250000or S = 50 yrs.
Q: Find the missing number in the given number series? 514, 470, ?, 415, 404 2552 05b5cc6a9e4d2b4197774cf19
5b5cc6a9e4d2b4197774cf19- 1441false
- 2437true
- 3426false
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Answer : 2. "437"
Explanation :
Answer: B) 437 Explanation: Given number series is 514 470 ? 415 404 Here the pattern it follows is 514 514 - 44 = 470 470 - 33 = 437 437 - 22 = 415 415 - 11 = 404 Hence, the missing number in the given number series is 437.
Q: In a certain code language, 'is uc he bh kr' mean 'Lucky likes to dance freely', 'ha by lm kr op' mean 'Dance can be a hobby', 'he id ac kr bh' mean 'Lucky teaches dance to kids' and 'kr id bh tw uc' mean 'Kids dance freely with Lucky'. Now answer the given question. 'Lucky likes to dance with kids' can be coded as ? 2545 05b5cc6cae4d2b4197774e031
5b5cc6cae4d2b4197774e031- 1he kr op id uc twfalse
- 2bh is he kr tw idtrue
- 3ac tw op bh uc idfalse
- 4None of the abovefalse
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Answer : 2. "bh is he kr tw id"
Explanation :
Answer: B) bh is he kr tw id Explanation: From given data, codes for Lucky - bh Likes - is to - he Dance - kr with - tw Kids - id Hence, Lucky like to dance with kids can be coded as 'bh is he kr tw id'.
Q: The price of commodity X increases by 60 rupees every year, while the price of commodity Y increases by 20 rupees every year. If in 2002, the price of commodity X was Rs. 320 and that of Y was Rs. 740, in which year commodity X will cost 60 rupees more than the commodity Y ? 2544 05b5cc720e4d2b4197774f645
5b5cc720e4d2b4197774f645- 12011false
- 22014true
- 32012false
- 42017false
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Answer : 2. "2014"
Explanation :
Answer: B) 2014 Explanation: If After p years , commodity X will cost 60 rupees more than the commodity Y, then 320 + 60p = 740 + 20p + 60=> p = 12 So in year (2002 + 12 = 2014), commodity X will cost Rs.60 more than the commodity Y.
Q: Which of the following is not a macronutrient? 2543 05b5cc63de4d2b4197774babb
5b5cc63de4d2b4197774babb- 1Carbohydratesfalse
- 2Calciumfalse
- 3Chlorinetrue
- 4Proteinsfalse
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Answer : 3. "Chlorine"
Explanation :
Answer: C) Chlorine Explanation: Nutrients that are needed in large amounts are called Macronutrients. There are three macronutrients required by humans: 1. carbohydrates (sugar), 2. lipids (fats), and 3. proteins. Each of these macronutrients provides energy in the form of calories. Some other macronutrients are: nitrogen (N), phosphorus (P), potassium (K), calcium (Ca), sulfur (S), magnesium (Mg), sodium (Na).