Books and Authors प्रश्न और उत्तर का अभ्यास करें
8प्र: What will come in place of the question mark (?) in the following number series? 5, 7, ?, 25, 45, 75 1523 05b5cc6cae4d2b4197774dfc0
5b5cc6cae4d2b4197774dfc0- 111false
- 213true
- 315false
- 419false
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उत्तर : 2. "13"
व्याख्या :
Answer: B) 13 Explanation: The series given follow the pattern +2, +2+4, +2+4+6, +2+4+6+8, +2+4+6+8+10,... Here ? = 7 + 2 + 4 = 13.
प्र: Who has penned a book titled 'I Do What I Do: On Reform, Rhetoric and Resolve' ? 1501 05b5cc6c9e4d2b4197774df7e
5b5cc6c9e4d2b4197774df7e- 1Ajay Tyagifalse
- 2Raghuram Rajantrue
- 3Bimal Jalanfalse
- 4Urjit Patelfalse
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उत्तर : 2. "Raghuram Rajan"
व्याख्या :
Answer: B) Raghuram Rajan Explanation:
प्र: In the following number series only one number is wrong. Find out the wrong number ? 6, 15, 35, 63, 143, 221, 323 1713 05b5cc6c8e4d2b4197774df41
5b5cc6c8e4d2b4197774df41- 1143false
- 263true
- 3323false
- 435false
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उत्तर : 2. "63"
व्याख्या :
Answer: B) 63 Explanation: Here the series follows the pattern that, product of succesive prime numbers i.e, 2 × 3 = 6 3 × 5 = 15 5 × 7 = 35 7 × 11 = 77 11 × 13 = 143 13 × 17 = 221 17 × 19 = 323 So here in place of 77 the number 63 is written. So the wrong number is 63.
प्र: Technology giant Microsoft's India-born CEO ___________ has written his first book "Hit Refresh". 2200 05b5cc6c6e4d2b4197774de1d
5b5cc6c6e4d2b4197774de1d- 1Satya Nadellatrue
- 2Indra Nooyifalse
- 3Kiran Mazumdarfalse
- 4Sundar Pichaifalse
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उत्तर : 1. "Satya Nadella"
व्याख्या :
Answer: A) Satya Nadella Explanation:
प्र: What will come in place of question mark (?) in the following number series? 4, 3, 4, 7, 15, ? 1115 05b5cc6c5e4d2b4197774dde6
5b5cc6c5e4d2b4197774dde6- 142false
- 244true
- 353false
- 456false
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उत्तर : 2. "44"
व्याख्या :
Answer: B) 44 Explanation: 4 3 4 7 15 ? ×1-1 ×1+1 ×2-1 ×2+1 ×3-1 15x3 - 1 = 45 - 1 = 44
प्र: Which tennis player has authored a book titled "Unstoppable : My Life So Far" ? 1328 05b5cc6c5e4d2b4197774ddaf
5b5cc6c5e4d2b4197774ddaf- 1Serena Williamsfalse
- 2Maria sharapovatrue
- 3Sania Mirzafalse
- 4Venus Williamsfalse
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उत्तर : 2. "Maria sharapova"
व्याख्या :
Answer: B) Maria sharapova Explanation:
प्र: Find the odd one in the number series given below ? 17, 9, 10, 18.5, 35, 90 1649 05b5cc6c5e4d2b4197774dd91
5b5cc6c5e4d2b4197774dd91- 19false
- 210false
- 318.5true
- 490false
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उत्तर : 3. "18.5"
व्याख्या :
Answer: C) 18.5 Explanation: The given series pattern follows 17 9 10 18.5 35 90 × 0.5 + 0.5, × 1 + 1, × 1.5 + 1.5, × 2 + 2, × 2.5 + 2.5 So here 17x0.5 + 0.5 = 9 9x1 + 1 = 10 10x1.5 + 1.5 = 16.5 16.5x2 + 2 = 35 35x2.5 + 2.5 = 90 Here the odd man in the given series is 18.5
प्र: What should come in place of question mark (?) in the following number series? 38, 195, ?, 4905, 24530, 122655 1342 05b5cc6c4e4d2b4197774dcd2
5b5cc6c4e4d2b4197774dcd2- 1980true
- 2885false
- 3824false
- 41021false
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उत्तर : 1. "980"
व्याख्या :
Answer: A) 980 Explanation: The given series follows the pattern that, ×5+5, ×5+5, ×5+5, ×5+5, ×5+5 38 x 5 + 5 = 195 195 x 5 + 5 = 980 980 x 5 + 5 = 4905 4905 x 5 + 5 = 24530 24530 x 5 + 5 = 122655 So the missing number is 980 .