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प्र: A man can row 8 kmh in still water. If the river is running at 2 kmh, it takes 4 hrs more upstream than to go downstream for the same distance. Then the distance is given by 1244 0

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    54 kms
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    32 kms
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    45 kms
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  • 4
    60 kms
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उत्तर : 4. "60 kms"
व्याख्या :

Answer: D) 60 kms Explanation: Let the distance be d.  d8-2-d8+2 = 4   => 2d = 120    => d = 60 kms.

प्र: Which results from an increase in the greenhouse effect? 1243 0

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    Ocean acidification
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    Smog pollution
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    Ozone depletion
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    All the above
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उत्तर : 4. "All the above"
व्याख्या :

Answer: D) All the above Explanation: A greenhouse gas (GHG) is any gas in the atmosphere that absorbs and emits radiation in the thermal infrared range.   The increase in average global temperatures that results from an enhanced greenhouse effect. Effects of increased greenhouse gas emissions: Increases in the different greenhouse gases have other effects apart from global warming including ocean acidification, smog pollution, ozone depletion as well as changes to plant growth and nutrition levels.

प्र: For intra-State movement, the e-way bill by GST council will be rolled out in a phased manner beginning April 15 and will cover all the States by 1239 0

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    May 1
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    June 1
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    May 31
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  • 4
    July 31
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उत्तर : 1. "May 1"
व्याख्या :

Answer: A) May 1 Explanation: For intra-State movement, the e-way bill will be rolled out in a phased manner beginning April 15 and will cover all the States by June 1. Businesses will continue to file summary sales return GSTR-3B until June as the GST (Goods and Services Tax) Council has extended the present system of return-filing by three months. Electronic way or e-way bill for movement of goods between States would be implemented from April 1.

प्र: To fill 8 vacancies there are 15 candidates of which 5 are from ST. If 3 of the vacancies are reserved for ST candidates while the rest are open to all, Find the number of ways in which the selection can be done ? 1238 0

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    7920
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    74841
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    14874
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    10213
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उत्तर : 1. "7920"
व्याख्या :

Answer: A) 7920 Explanation: ST candidates vacancies can be filled by C35 ways = 10  Remaining vacancies are 5 that are to be filled by 12  => C512= (12x11x10x9x8)/(5x4x3x2x1) = 792  Total number of filling the vacancies = 10 x 792 = 7920

प्र: Indians who have been featured on Forbe's list of the 100 Greatest Living Business Minds ? 1237 0

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    Ratan Tata
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    Lakshmi Mittal
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    Vinod Khosla
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    All of the above
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उत्तर : 4. "All of the above"
व्याख्या :

Answer: D) All of the above Explanation: Three Indians – Ratan Tata, Lakshmi Mittal and Vinod Khosla have been featured on Forbe's list of the 100 Greatest Living Business Minds.

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उत्तर :
व्याख्या :

Given total number of boys in the school = 1500 In that 35% are Hindu, 30% are Sikh, 15% are Muslims => 35 + 30 + 15 = 80% Remaining Boys = 100% - 80% = 20% of 1500 => 20 x 1500/100 = 300 boys are Christians.

प्र: In which city 2017 Global Entrepreneurship Summit will be held ? 1230 0

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    New Delhi
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    Hyderabad
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    Bangaluru
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    Mumbai
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उत्तर : 2. "Hyderabad"
व्याख्या :

Answer: B) Hyderabad Explanation: Government of India and the United States met today at NITI Aayog to plan the 2017 Global Entrepreneurship Summit, which will be held November 28-30 at the Hyderabad International Convention Centre in Hyderabad, India. The Summit will be inaugurated by Prime Minister Narendra Modi and Advisor to the President, Ivanka Trump, who leads the U.S. delegation.

प्र: Who has been appointed as new Chairman of Indian Railway Board in August 2017 ? 1224 0

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    Ashwani Lohani
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    S. K. Bhagat
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    Akhil Agarwal
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  • 4
    A. K. Mittal
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उत्तर : 1. "Ashwani Lohani"
व्याख्या :

Answer: A) Ashwani Lohani Explanation: Ashwani Lohani is IRSME officer, appointed as new Chairman of the Indian Railway Board soon after A.K. Mittal stepped down from the post. He is former Chairman & Managing Director of Air India.

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