IIT JEE Practice Question and Answer
8Q: Thread is to String as Cask is to 3927 05b5cc6b6e4d2b4197774d58e
5b5cc6b6e4d2b4197774d58e- 1Barreltrue
- 2Discfalse
- 3Walletfalse
- 4Boxfalse
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Answer : 1. "Barrel"
Explanation :
Answer: A) Barrel Explanation: Here Thread and String are Synonyms of each other. Then the answer will be the synonym of Cask. Cask is nothing but a large barrel-like container used for storing liquids, typically alcoholic drinks. Ex : Drum, Vessel, Tank, Barrel, Hogshead, Firkin,... Here from the options Barrel is the only synonym of Cask. Thus, Thread : String :: Cask : Barrel
Q: Which best describes how air moves during convection? 3904 05b5cc6a0e4d2b4197774ca56
5b5cc6a0e4d2b4197774ca56- 1cool air falls downtrue
- 2warm air falls downfalse
- 3cool air is replaced by warm airfalse
- 4air always falls downfalse
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Answer : 1. "cool air falls down"
Explanation :
Answer: A) cool air falls down Explanation: During convection, cool and dense air falls through the warmer and less dense air. The warm air having less mass is being displaced by the cooler which is much heavy. Convection always involves the air rising through the atmosphere.
Q: An exhibition was conducted for 4 weeks. The number of tickets sold in 2nd workweek was increased by 20% and increased by 16% in the 3rd workweek but decreased by 20% in the 4th workweek. Find the number of tickets sold in the beginning, if 1392 tickets were sold in the last week ? 3884 05b5cc74fe4d2b4197774faea
5b5cc74fe4d2b4197774faea- 11124false
- 21420false
- 31345false
- 41250true
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Answer : 4. "1250"
Explanation :
Answer: D) 1250 Explanation: Let initially 'X' ticket has been sold.So now in 2nd week 20% increases, so=> X x 120/100In 3rd week 16% increases, so=> X x (120/100) x (116/100)In 4th week 20% decrease, so=> X x (120/100) x (116/100) x (80/100) = 1392X = 1250.
Q: Symbolic logic was discovered by ___________ 3883 15b5cc6bfe4d2b4197774da9c
5b5cc6bfe4d2b4197774da9c- 1Herman Hollerithfalse
- 2Vonn Neumannfalse
- 3George Booletrue
- 4Sun Microsystemfalse
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Answer : 3. "George Boole"
Explanation :
Answer: C) George Boole Explanation:
Q: One Word substitute : Extreme old age when a man behaves like a fool 3882 05b5cc6d8e4d2b4197774e787
5b5cc6d8e4d2b4197774e787- 1Superannuationfalse
- 2Imbecilityfalse
- 3Senilityfalse
- 4Dotagetrue
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Answer : 4. "Dotage"
Explanation :
Answer: D) Dotage Explanation:
Q: 96 is divided into two parts in such a way that seventh part of first and ninth part of second are equal. Find the smallest part ? 3880 05b5cc6e2e4d2b4197774ec5c
5b5cc6e2e4d2b4197774ec5c- 142true
- 254false
- 346false
- 458false
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Answer : 1. "42"
Explanation :
Answer: A) 42 Explanation: Let x and y be the two parts of 96. x/7 = y/9 => x:y = 7:9 => The smallest part is = 7/16 x 96 = 42.
Q: In an election only two candidates contested. A candidate secured 70% of the valid votes and won by a majority of 172 votes. Find the total number of valid votes ? 3854 05b5cc6e2e4d2b4197774ec34
5b5cc6e2e4d2b4197774ec34- 1446false
- 2415false
- 3404false
- 4430true
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Answer : 4. "430"
Explanation :
Answer: D) 430 Explanation: Let the total number of valid votes be 'V'. 70% of V = 70/100 x V = 7V/10 Number of votes secured by the other candidate = V - 7V/100 = 3V/10 Given, 7V/10 - 3V/10 = 172 => 4V/10 = 172 => 4V = 1720 => V = 430.
Q: Artist is to painting as senator is to 3852 05b5cc636e4d2b4197774b9fa
5b5cc636e4d2b4197774b9fa- 1politicianfalse
- 2constituentsfalse
- 3attorneyfalse
- 4lawtrue
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Answer : 4. "law"
Explanation :
Answer: D) law Explanation: As we know that an artist makes paintings, similarly, a senator makes laws. Hence, Artist : Painting :: Senator : Law.