IIT JEE प्रश्न और उत्तर का अभ्यास करें
8प्र: A girl facing north rotates 100(degree) clockwise then 190(degree) anticlockwise. what is new direction of the girl ? 5233 05b5cc74ae4d2b4197774fa86
5b5cc74ae4d2b4197774fa86- 1North-Eastfalse
- 2Westtrue
- 3South-Eastfalse
- 4Southfalse
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उत्तर : 2. "West"
व्याख्या :
Answer: B) West Explanation: First girl facing NorthThen she rotates 100 deg clock wise => 10 deg ESThen again she rotates 190 deg anti clock wise => for 100 deg it is North and more 90 deg means West.Therefore, the new direction of the girl is West.
प्र: One-quarter of one-seventh of a land is sold for Rs. 30,000. What is the value of an four fifteenth of land ? 5232 05b5cc736e4d2b4197774f828
5b5cc736e4d2b4197774f828- 1Rs.1,92,000false
- 2Rs.2,24,000true
- 3Rs.1,26,000false
- 4Rs.3,42,000false
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उत्तर : 2. "Rs.2,24,000"
व्याख्या :
Answer: B) Rs.2,24,000 Explanation: One-quarter of one-seventh = 1/4 x 1/7= 1/28Now, 1/28 of a land costs = Rs. 30,000Thus, 8/35 of the land will cost = 30,000 x 28 x 4/15= Rs. 2,24,000.
प्र: Hari Ram’s present age is three times his son’s present age and two fifth of his father’s present age. The average of the present age of all of them is 46 years. What is the difference between Hari Ram’s son’s present age and Hari Ram’s father’s present age? 5228 05b5cc6b7e4d2b4197774d5d8
5b5cc6b7e4d2b4197774d5d8- 144 yrsfalse
- 256 yrsfalse
- 367 yrsfalse
- 478 yrstrue
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उत्तर : 4. "78 yrs"
व्याख्या :
Answer: D) 78 yrs Explanation: Let Hari Ram's present age = x Then, his son's age = x/3 Father's age = 5x/2 x + x3 + 52x3 = 46=> x = 36 yrs Now the required difference = 52x36 - 363 = 78 yrs
प्र: Find the odd man out of the number series? 18, 37, 76, 155, 314, 635 5226 05b5cc6a5e4d2b4197774cce0
5b5cc6a5e4d2b4197774cce0- 137false
- 2155false
- 3314false
- 4635true
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उत्तर : 4. "635"
व्याख्या :
Answer: D) 635 Explanation: Given Number series is 18 37 76 155 314 635 follows a pattern that, 18 18 x 2 +1 = 37 37 x 2 +2 = 76 76 x 2 +3 = 155 155 x 2 +4 = 314 314 x 2 +5 = 633 not 635 Hence, the odd man is 635.
प्र: Bruise is to Fall as Bump is to 5222 05b5cc69de4d2b4197774c8ff
5b5cc69de4d2b4197774c8ff- 1Lumpfalse
- 2Knocktrue
- 3Limpfalse
- 4Woundfalse
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उत्तर : 2. "Knock"
व्याख्या :
Answer: B) Knock Explanation: After falling it bruises, similarly after knocking it bumps. Hence, Bruise : Fall :: Bump : Knock.
प्र: Off-duty risk decisions are 5208 05b5cc688e4d2b4197774c322
5b5cc688e4d2b4197774c322- 1Dictated by the Department of the Armyfalse
- 2The responsibility of individual Soldierstrue
- 3Made by leaders and commandersfalse
- 4Not a considerationfalse
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उत्तर : 2. "The responsibility of individual Soldiers"
व्याख्या :
Answer: B) The responsibility of individual Soldiers Explanation: Risk Management : A decision-making process for identifying hazards and controlling risks both on-duty and off-duty is called a Risk Management (RM). Hence, Off-duty risk decisions are the responsibility of individual Soldiers.
प्र: 7 9 19 18 31 29 Find the odd number in the given Number Series? 5179 05b5cc6b9e4d2b4197774d770
5b5cc6b9e4d2b4197774d770- 131false
- 229true
- 318false
- 419false
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उत्तर : 2. "29"
व्याख्या :
Answer: B) 29 Explanation: Here the given number series follows a pattern of two alternate series. 1. 7 19 31 ...(Difference of 12) 2. 9 18 27 ...(Difference of 9) Here the odd number is 29 instead of 27 And the next number is 31 + 12 = 43 & 27 + 9 = 36
प्र: Onion Eating Festival is celebrated in which country ? 5162 05b5cc6bfe4d2b4197774da0f
5b5cc6bfe4d2b4197774da0f- 1Swedenfalse
- 2Thailandfalse
- 3New Delhifalse
- 4Spaintrue
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उत्तर : 4. "Spain"
व्याख्या :
Answer: D) Spain Explanation: Sweden - Potato Festival Thailand - Vegetarian Festival New Delhi - International Mango Festival Spain - Onion Eating Festival