प्रश्न और उत्तर का अभ्यास करें
8प्र: A class has 8 football players. A 5-member team and a captain will be selected out of these 8 players. How many different selections can be made ? 1828 05b5cc6d0e4d2b4197774e38a
5b5cc6d0e4d2b4197774e38a- 1210false
- 2168true
- 31260false
- 410!/6!false
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उत्तर : 2. "168"
व्याख्या :
Answer: B) 168 Explanation: we can select the 5 member team out of the 8 in 8C5 ways = 56 ways. The captain can be selected from amongst the remaining 3 players in 3 ways. Therefore, total ways the selection of 5 players and a captain can be made = 56x3 = 168 ways. (or) Alternatively, A team of 6 members has to be selected from the 8 players. This can be done in 8C6 or 28 ways. Now, the captain can be selected from these 6 players in 6 ways. Therefore, total ways the selection can be made is 28x6 = 168 ways.
प्र: There are 11 True or False questions. How many ways can these be answered ? 1444 05b5cc6d0e4d2b4197774e385
5b5cc6d0e4d2b4197774e385- 111!/2false
- 21024false
- 311!false
- 42048true
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उत्तर : 4. "2048"
व्याख्या :
Answer: D) 2048 Explanation: Given 11 questions of type True or False Then, Each of these questions can be answered in 2 ways (True or false) Therefore, no. of ways of answering 11 questions = 211 = 2048 ways.
प्र: 12 days payment to the servant in a cloth showroom in festival season is Rs. 400 plus one shirt. The servant leaves after 9 days and recieves Rs. 280 and a shirt. What is the price of the shirt ? 1532 05b5cc6d0e4d2b4197774e380
5b5cc6d0e4d2b4197774e380- 1Rs. 80true
- 2Rs. 120false
- 3Rs. 70false
- 4Rs. 100false
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उत्तर : 1. "Rs. 80"
व्याख्या :
Answer: A) Rs. 80 Explanation: The servant worked for 9 days instead of 12 days, he should receive 9/12 of his total payment Let the price of 1 shirt be Rs. S i.e., 3/4 (400 + S). However, the question states that the servant receive Rs. 280 + S where S is the price of the shirt. By equating the two equations we get 3/4 (400 + S) = 280 + S. Therefore, Price of the shirt S = Rs. 80.
प्र: The Essar group of companies has been promoted by _____ 1441 05b5cc6d0e4d2b4197774e37b
5b5cc6d0e4d2b4197774e37b- 1Ambanisfalse
- 2Kanoriasfalse
- 3Ruiastrue
- 4Goenkasfalse
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उत्तर : 3. "Ruias"
व्याख्या :
Answer: C) Ruias Explanation:
प्र: All of the following are constituents of RNA molecule except _____ 834 05b5cc6d0e4d2b4197774e376
5b5cc6d0e4d2b4197774e376- 1Thyminetrue
- 2Adeninefalse
- 3Uracilfalse
- 4Guaninefalse
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उत्तर : 1. "Thymine"
व्याख्या :
Answer: A) Thymine Explanation:
प्र: Which Airport ranked first in Customer Satisfaction Index Survey in India ? 1391 05b5cc6d0e4d2b4197774e371
5b5cc6d0e4d2b4197774e371- 1Udaipur Airportfalse
- 2Raipur Airporttrue
- 3Amritsar Airportfalse
- 4Dehradun Airportfalse
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उत्तर : 2. "Raipur Airport"
व्याख्या :
Answer: B) Raipur Airport Explanation: Raipur’s Swami Vivekananda Airport was ranked first in Customer Satisfaction Index (CSI) Survey among 49 airports in the country. It has achieved 4.84 score on a five point scale index. It was followed by Udaipur (2nd), Amritsar (3rd) and Dehradun (4th) airports which have scored 4.75, 4.74 and 4.73 respectively. This is third consecutive time in the past two years, Raipur airport has received this recognition.
प्र: Cash Reserve Ratio ( CRR) and Stautory Liquidity Ratio (SLR ) are terms most closely related to which of the following industries/markets : 1264 05b5cc6d0e4d2b4197774e36c
5b5cc6d0e4d2b4197774e36c- 1Mutual Fundfalse
- 2Income Taxfalse
- 3Stock Exchangefalse
- 4Bankingtrue
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उत्तर : 4. "Banking"
व्याख्या :
Answer: D) Banking Explanation:
प्र: It was Tuesday on Jan 1, 2006. What was the day of the week Jan 1, 2010 ? 1401 05b5cc6d0e4d2b4197774e367
5b5cc6d0e4d2b4197774e367- 1Sundayfalse
- 2Fridaytrue
- 3Mondayfalse
- 4Tuesdayfalse
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उत्तर : 2. "Friday"
व्याख्या :
Answer: B) Friday Explanation: On 31st December, 2005 it was Monday. Number of odd days from the year 2006 to the year 2009 = (1 + 1 + 2 + 1) = 5 days. On 31st December 2009, it was Thursday. Thus, on 1st Jan, 2010 it is Friday.

