प्रश्न और उत्तर का अभ्यास करें
8 प्र:इन सवालों के जवाब देने के लिए निम्नलिखित ग्राफ का अध्ययन करें:
पिछले कुछ वर्षों में दो कंपनियों A और B द्वारा अर्जित प्रतिशत लाभ ।
लाभ = आय - व्यय
1999 में कंपनी बी का खर्च 1998 में अपने खर्च का 90% था। 1999 में कंपनी बी की आय 1998 में अपनी आय का प्रतिशत था?
3284 05e79aaa54572817353d62577
5e79aaa54572817353d62577- 1130.5false
- 2$$ {96 {2\over3}}$$false
- 3121.5false
- 4$$ {99 {1\over3}}$$true
- 5इनमें से कोई नहींfalse
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 4. "$$ {99 {1\over3}}$$"
प्र: दिए गए आरेख में कितने समचतुर्भुज हैं?
3283 05f0c1969cec10557a8daa735
5f0c1969cec10557a8daa735- 14false
- 21false
- 35true
- 46false
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 3. "5"
प्र: In a G - 20 meeting there were total 20 people representing their own country. All the representative sat around a circular table. Find the number of ways in which we can arrange them around a circular table so that there is exactly one person between two representatives namely Manmohan and Musharraf. 3283 05b5cc7d1e4d2b4197775128b
5b5cc7d1e4d2b4197775128b- 12 x (17!)false
- 22 x (18!)true
- 3(3!) x (18!)false
- 4(17!)false
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 2. "2 x (18!)"
व्याख्या :
Answer: B) 2 x (18!) Explanation: A person can be chosen out of 18 people in 18 ways to be seated between Musharraf and Manmohan. Now consider Musharraf, Manmohan, and the third person, sitting between them, as a single personality, we can arrange them in 17! ways but Musharraf and Manmohan can also be arranged in 2 ways. Required number of permutations = 18 x (17!) x 2 = 2 x 18!
प्र:In these questions read each sentence to find out whether there is any error in it. If there is no error, the answer is (D).
The government is (A)/ expected to issue a statement (B) /regarding the investigation (C)/ to the press (D).
3282 06038e1169d90e74af731c4ab
6038e1169d90e74af731c4ab- 1(A)false
- 2(B)false
- 3(C)false
- 4(D)false
- 5No errortrue
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 5. "No error"
प्र:In these questions read each sentence to find out whether there is any error in it. If there is no error, the answer is (D).
The servant (A) / hanged the lamp (B)/ on that wall .(C)/ No error (D).
3282 05f212327ec5b045afeaf802c
5f212327ec5b045afeaf802c- 1Afalse
- 2Btrue
- 3Cfalse
- 4Dfalse
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 2. "B"
प्र: विश्व के क्षेत्रफल का कितना भाग भारत के पास है ?
3281 05d943c9815db5f22bbeb442c
5d943c9815db5f22bbeb442c- 110.4%false
- 219.1%false
- 32.43%true
- 424%false
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 3. "2.43%"
प्र: a) In a family of 6 persons, there are two couples. b) The lawyer is the head of the family and has only two sons- Suresh and Rajesh- both teachers. c) Mrs. Veena and her mother-in-law both are lawyers. d) Suresh's wife is a Doctor and they have a son, Ankith. 1) What is the profession of Rajesh's wife ? 2) What is Ankith's grandfather's occupation ? 3279 05b5cc72ce4d2b4197774f778
5b5cc72ce4d2b4197774f778- उत्तर देखेंउत्तर छिपाएं
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उत्तर :
व्याख्या :
Answer: 1) Rajesh's wife is Mrs. Veena and she is a lawyer. Answer: 2) The family doesn't have Ankith's grandfather. So, we can't determine.
प्र: Joel introduces Mary as the daughter of the only son of my father’s wife. How is Joel related to Mary ? 3279 05b5cc6d6e4d2b4197774e698
5b5cc6d6e4d2b4197774e698- 1Daughterfalse
- 2Brotherfalse
- 3Sonfalse
- 4Fathertrue
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 4. "Father"
व्याख्या :
Answer: D) Father Explanation: Resolving from the last , In the view of joel,My father’s wife – motherOnly son of mother – himself i.e. joelDaughter of john– daughter. So Joel is Father of Mary.