CAT प्रश्न और उत्तर का अभ्यास करें
8प्र: Forbes' 2017 named ______ world's richest man ? 1311 05b5cc70ee4d2b4197774f365
5b5cc70ee4d2b4197774f365- 1Bill Gatestrue
- 2Ratan Tatafalse
- 3Mukesh Ambanifalse
- 4Donald Trumpfalse
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उत्तर : 1. "Bill Gates"
व्याख्या :
Answer: A) Bill Gates Explanation:
प्र: Two trains running in opposite directions cross a pole placed on the platform in 47 seconds and 31 seconds respectively. If they cross each other in 33 seconds, what is the ratio of their speeds? 1311 05b5cc764e4d2b4197774fd85
5b5cc764e4d2b4197774fd85- 11:7true
- 27:1false
- 32:3false
- 43:2false
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उत्तर : 1. "1:7"
व्याख्या :
Answer: A) 1:7 Explanation: Let the speed of the trains be x and y respectively length of train1 = 47xlength of train2 = 31yRelative speed= x + yTime taken to cross each other = 33 s=> 47x+31yx+y= 33=> (47x + 31 y) = 33(x + y)=> 14x = 2y=> x/y = 2/14 = 1/7 = 1:7
प्र: Find the value of 1.21x0.91.1x0.11? 1311 05b5cc6cae4d2b4197774e001
5b5cc6cae4d2b4197774e001- 10false
- 21false
- 33true
- 45false
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उत्तर : 3. "3"
व्याख्या :
Answer: C) 3 Explanation: Given 1.21x0.91.1x0.11 = 1.21x100x0.9x101.1x10x0.11x100 = 9 = 3.
प्र: A mother can do a certain job in x hours. Her daughter takes twice as long to do the job. Working together, they can do the job in 6 hours. How many hours does the mother take to do the job ? 1311 05b5cc6cfe4d2b4197774e2fe
5b5cc6cfe4d2b4197774e2fe- 13false
- 26false
- 39true
- 412false
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उत्तर : 3. "9"
व्याख्या :
Answer: C) 9 Explanation: The mother completes the job in x hours.So, the daughter will take 2x hours to complete the same job. In an hour, the mother will complete 1/x of the total job.In an hour, the daughter will complete 1/2x of the total job. So, if the mother and daughter work together, in an hour they will complete 1/x + 1/2x of the job.i.e., in an hour they will complete 3/2x of the job. The question states that they complete the entire task in 6 hours if they work together.i.e., they complete 1/6 th of the task in an hour. Equating the two information, we get 3/2x = 1/6By solving for x, we get 2x = 18 or x = 9. The mother takes 9 hours to complete the job.
प्र: In the given number series which follows the definite rules then find out the value of (M, N, O, and P) in second number series. 7 18 42 94 204 4 M N O P What value will come in place of P? 1310 05b5cc6b4e4d2b4197774d4e8
5b5cc6b4e4d2b4197774d4e8- 1179false
- 2184false
- 3164false
- 4156true
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उत्तर : 4. "156"
व्याख्या :
Answer: D) 156 Explanation: Here the given series 7 18 42 94 204 follows a pattern that, 7 7 ×2+4 = 18 18 ×2+6 = 42 42 ×2+10 = 94 94 ×2+16 = 204 Similarly, 4 4 ×2+4 = 12 12 ×2+6 = 30 30 ×2+10 = 70 70 ×2+16 = 156 Hence, the value of P = 156.
प्र: How can we get 24 as an answer by using 6, 11, 3 and 9? 1307 05b5cc6a9e4d2b4197774cf1e
5b5cc6a9e4d2b4197774cf1e- उत्तर देखेंउत्तर छिपाएं
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उत्तर :
व्याख्या :
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.
प्र: Which is in India wins Pierre L'Enfant International Planning Excellence Award 2017 ? 1306 05b5cc6e5e4d2b4197774ed4c
5b5cc6e5e4d2b4197774ed4c- 1Banglorefalse
- 2Hyderabadfalse
- 3Bhubaneshwartrue
- 4Delhifalse
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उत्तर : 3. "Bhubaneshwar"
व्याख्या :
Answer: C) Bhubaneshwar Explanation: The American Planning Association (APA) has announced this year's international excellence award for the Bhubaneswar smart city project. The award called Pierre L'Enfant International Planning Excellence Award 2017 will be given on May 8 in New York city. This is the first time in the 50 years history of APA's annual award programme that an Indian city has been recognised for its planning efforts.
प्र: Which Bank has been given scheduled bank status by RBI ? 1306 05b5cc6c8e4d2b4197774df2d
5b5cc6c8e4d2b4197774df2d- 1Dishafalse
- 2Suryodayfalse
- 3Janalakshmifalse
- 4Ujjivantrue
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उत्तर : 4. "Ujjivan"
व्याख्या :
Answer: D) Ujjivan Explanation: Ujjivan Small Finance Bank Ltd, a wholly-owned subsidiary of Ujjivan Financial Services Ltd, has been given scheduled bank status by RBI.

