प्रश्न और उत्तर का अभ्यास करें
8 प्र: 16 बच्चों को दो समूह A और B में विभाजित किया जाता है जिसमें 10 और 6 बच्चे शामिल हैं। समूह A के बच्चों द्वारा प्राप्त औसत प्रतिशत अंक 75 है और सभी 16 बच्चों के औसत प्रतिशत अंक 76 हैं। समूह B के बच्चों का औसत प्रतिशत अंक कितना है?
1661 05f5afb19dc518b408a418a15
5f5afb19dc518b408a418a15- 1$$ {78}{2\over3}$$false
- 2$$ {77}{1\over3}$$false
- 3$$ {78}{1\over3}$$false
- 4$$ {77}{2\over3}$$true
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उत्तर : 4. "$$ {77}{2\over3}$$"
प्र: Who among the following was the first Indian to receive the Templeton Award? 1661 05b5cc7ebe4d2b41977751b2d
5b5cc7ebe4d2b41977751b2d- 1Baba amtefalse
- 2Mother teresafalse
- 3Dr. S. Radhakrishnantrue
- 4Vinoba bhavefalse
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उत्तर : 3. "Dr. S. Radhakrishnan"
व्याख्या :
Answer: C) Dr. S. Radhakrishnan Explanation:
प्र: माउंट एवरेस्ट के शिखर पर पहुंचने वाली पहली महिला कौन थी?
1661 0607d2f310372d85428919b76
607d2f310372d85428919b76- 1बछेंद्री पालfalse
- 2जुनको ताबेईtrue
- 3अरुणिमा सिन्हाfalse
- 4पेमलता अग्रवालfalse
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उत्तर : 2. "जुनको ताबेई"
प्र: जब बालक की परीक्षा द्वारा मापी हुई योग्यता के सही मूल्यांकन में स्थायित्व होता है, तब उस परीक्षा को_____ कहते हैं।
1661 0623d5a68a5834d3c54739392
623d5a68a5834d3c54739392- 1वैधताfalse
- 2विश्वसनीयताtrue
- 3वस्तुनिष्ठताfalse
- 4उपर्युक्त में से कोई नहींfalse
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उत्तर : 2. "विश्वसनीयता "
प्र: If A + B means A is the brother of B; A / B means A is the father of B and A * B means A is the sister of B, which of the following means M is the uncle of P ? 1661 05d09f1fadd8caf3027ad908d
5d09f1fadd8caf3027ad908d- 1sister in lawfalse
- 2motherfalse
- 3Auntfalse
- 4Cannot be determinedtrue
- 5N * P / Mfalse
- 6M + S / R / Pfalse
- 7M / N * Pfalse
- 8M + K / T * Ptrue
- 9None of thesefalse
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उत्तर : 4. "Cannot be determined " 8. "M + K / T * P"
प्र: Sonoran is a desert of 1661 05d107ac1dfba2603aac2651f
5d107ac1dfba2603aac2651f- 1Europefalse
- 2Africafalse
- 3North Americatrue
- 4South Americafalse
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उत्तर : 3. "North America"
प्र:In the question a sentence has been given in Direct/Indirect. Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct and mark your answer in the Answer Sheet.
He wrote in his report, " The rainfall has been scanty till now. "
1660 05e2696f457f70c65e285271c
5e2696f457f70c65e285271c- 1He reported that the rainfall has been scanty till now.false
- 2He reported that the rainfall has been scanty till now.false
- 3He reported that the rainfall has been scanty till then.false
- 4He reported that the rainfall had been scanty till then.true
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 4. "He reported that the rainfall had been scanty till then."
प्र: At an examination in which maximum marks are 500. P got 10% less than Q, Q got 25% more than R and R got 20% less than S. If P got 360 marks what percentage of marks was obtained by S ? 1660 05b5cc6c3e4d2b4197774dc54
5b5cc6c3e4d2b4197774dc54- 177false
- 274false
- 380true
- 483false
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उत्तर : 3. "80"
व्याख्या :
Answer: C) 80 Explanation: Let marks obtained by S = M R's marks = 0.80M Q's marks = 1.25 (0.80M) P's marks = (0.90) (1.25) (0.80M) = 0.9M But 0.9M = 360 M = ? M = 400 Hence % of marks obtained by S = 400/500 x 100 = 80%.