GATE Practice Question and Answer
8Q: How can we get 24 as an answer by using 6, 11, 3 and 9? 1173 05b5cc6a9e4d2b4197774cf1e
5b5cc6a9e4d2b4197774cf1e- Show AnswerHide Answer
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Answer :
Explanation :
This can be solved in two ways using only 6, 11, 9 and 3 we must get 24. 1. {[(11–6) x 3] + 9} By solving this we get 5 x 3 + 9 = 15 + 9 = 24. 2. [(9–6) x (11–3)] = 3 x 8 = 24.
Q: Library is to Book as Book is to 3983 05b5cc6a9e4d2b4197774cf05
5b5cc6a9e4d2b4197774cf05- 1Wordsfalse
- 2Pagestrue
- 3Bindingfalse
- 4Coverfalse
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Answer : 2. "Pages"
Explanation :
Answer: B) Pages Explanation: A Library consists of Books in the same way Book consists Pages. Hence, Library : Book :: Book : Pages.
Q: A bag contains 3 red balls, 5 yellow balls and 7 pink balls. If one ball is drawn at random from the bag, what is the probability that it is either pink or red? 1694 05b5cc6a9e4d2b4197774cef6
5b5cc6a9e4d2b4197774cef6- 12/3true
- 21/8false
- 33/8false
- 43/4false
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Answer : 1. "2/3"
Explanation :
Answer: A) 2/3 Explanation: Given number of balls = 3 + 5 + 7 = 15 One ball is drawn randomly = 15C1 probability that it is either pink or red = 7C1 + 3C115C1 = 7 + 315 = 1015 = 23
Q: What is so delicate that even mentioning it breaks it? 1735 05b5cc6a9e4d2b4197774cef4
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Answer :
Explanation :
Silence is what is so delicate that even mentioning it breaks it.
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Answer :
Explanation :
1001 A N means 1001 Arabian Nights. These are same as 12 S of the Z, 64 S on a C, 19 C in CB, 8 S on SS, ...
Q: Which of the following is a Decomposition Reaction? 1731 05b5cc6a9e4d2b4197774ceca
5b5cc6a9e4d2b4197774ceca- 12HgO ----> 2Hg + O2false
- 26NaNO3 ----> 6NaNO2 + 3O2false
- 3ZnCO3 ----> ZnO + CO2false
- 4All the abovetrue
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Answer : 4. "All the above"
Explanation :
Answer: D) All the above Explanation: All the given reactions are Decomposition reactions. Decomposition reaction is a reaction in which only one reactant is splitted into two or more products.
Q: Lipids are insoluble in water because lipids are 1285 05b5cc6a9e4d2b4197774cecf
5b5cc6a9e4d2b4197774cecf- 1Hydrophobictrue
- 2Zwitter ionsfalse
- 3Hydrophylicfalse
- 4Neutralfalse
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Answer : 1. "Hydrophobic"
Explanation :
Answer: A) Hydrophobic Explanation: Lipids are soluble in solvents of low polarity, which simply means that lipids are soluble in nonpolar solvents. This solubility property is a result of the large nonpolar regions that are indicative of the lipid molecule.
Q: What gets wetter and wetter the more it dries? 2021 05b5cc6a8e4d2b4197774cec0
5b5cc6a8e4d2b4197774cec0- 1Soapfalse
- 2Toweltrue
- 3Clothesfalse
- 4Spongefalse
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Answer : 2. "Towel"
Explanation :
Answer: B) Towel Explanation: Towel gets wetter and wetter the more it dries because we use that towel which is dried after used.

