प्रश्न और उत्तर का अभ्यास करें

प्र: Who is representing India at the 2017 Little Miss Universe competition  ? 1413 0

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    Vinita Sayal
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    Nandita Das
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  • 3
    Rajeshwari Dyal
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  • 4
    Padmalaya Nanda
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उत्तर : 4. "Padmalaya Nanda"
व्याख्या :

Answer: D) Padmalaya Nanda Explanation: Padmalaya Nanda from Odisha will represent India at the 2017 Little Miss Universe beauty pageant competition, which is scheduled to be held in Georgia, United States from May 31. She will compete against 15 other contestants from around the world for the title of Little Miss Universe. Beside this, she will also lead India in the 2017 Little Miss World contest in Greece.

प्र: Which company has overtaken Oil and Natural Gas Corp (ONGC) to become India’s most profitable state-owned company  ? 1379 0

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    Indian Oil Corporation
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    C) to become India’s most profitable state-owned company  ? A) Indian Oil Corporation B)
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    to become India’s most profitable state-owned company  ? A) Indian Oil Corporation B) SAIL C) Hindustan Petroleum
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  • 4
    GAIL
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उत्तर : 1. "Indian Oil Corporation"
व्याख्या :

Answer: A) Indian Oil Corporation Explanation: Indian Oil Corp (IOC) has overtaken Oil and Natural Gas Corp (ONGC) to become India’s most profitable state-owned company. IOC, which has for decades been India’s biggest company by turnover, posted a 70 per cent jump in net profit to Rs 19,106.40 crore in the financial year ended March 31, 2017.

प्र: The Human Resource Development Ministry and the External Affairs Ministry launched an online verification portal ___________ to make the document verification process easier. 1166 0

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    e-bharat
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    e-sanad
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    e-foriegn
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    e-verify
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उत्तर : 2. "e-sanad"
व्याख्या :

Answer: B) e-sanad Explanation: The Human Resource Development Ministry and the External Affairs Ministry launched an online verification portal to make the document verification process easier for students who planning to study abroad. The Central Board of Secondary Education’s (CBSE) academic repository of degrees and certificates “Parinam Manjusha” was also involved in the project of creating “eSanad”.

प्र: If today is Saturday, what will be the day 350 days from now  ? 5808 0

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    Saturday
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    Friday
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    Sunday
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    Monday
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उत्तर : 1. "Saturday"
व्याख्या :

Answer: A) Saturday Explanation: 350 days, 350/7 = 50, no odd days, so it will be a Saturday.

प्र: Which 'Water Body' separates Andaman and Nicobar Islands ? 2720 0

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    Eleventh Degree Channel
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    Andaman Sea
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    Bay of Bengal
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    Ten Degree Channel
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उत्तर : 4. "Ten Degree Channel"
व्याख्या :

Answer: D) Ten Degree Channel Explanation:

प्र: Which Indian city has been ranked the world's second most densely populated city with 31,700 people per sq km, by the World Economic Forum (WEF) citing UN Habitat Data  ? 1014 0

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    Mumbai
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  • 2
    New Delhi
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  • 3
    Kolkata
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  • 4
    Hyderabad
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उत्तर : 1. "Mumbai"
व्याख्या :

Answer: A) Mumbai Explanation: Mumbai has been ranked the world's second most densely populated city with 31,700 people per sq km, by the World Economic Forum (WEF) citing UN Habitat Data. Bangladesh's capital Dhaka topped the list with 44,500 people per sq km. Rajasthan's Kota has been ranked the world's seventh most densely populated city with 12,100 people per sq km.

प्र: A can do a piece of work in 15 days and B can do it in 16 days and C can do it 24 days. They started the work together and A leaves after 3 days and B leaves after 4 days from the beginning. How long will work lost ? 1485 0

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    10 2/3 days
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    13 1/5 days
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    12 2/3 days
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    11 5/7 days
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उत्तर : 2. "13 1/5 days"
व्याख्या :

Answer: B) 13 1/5 days Explanation: 3/15 + 4/16 + x/24 = 1 ⇒x=1315

प्र: A box contains 3 blue marbles, 4 red, 6 green marbles and 2 yellow marbles. If two marbles are picked at random, what is the probability that they are either blue or yellow ? 4545 0

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    3/17
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  • 2
    4/21
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  • 3
    2/21
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  • 4
    5/17
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उत्तर : 3. "2/21"
व्याख्या :

Answer: C) 2/21 Explanation: Given that there are three blue marbles, four red marbles, six green marbles and two yellow marbles.   Probability that both marbles are blue = ³C₂/¹⁵C₂ = (3 x 2)/(15 x 14) = 1/35 Probability that both are yellow = ²C₂/¹⁵C₂ = (2 x 1)/(15 x 14) = 1/105 Probability that one blue and other is yellow = (³C₁ x ²C₁)/¹⁵C₂ = (2 x 3 x 2)/(15 x 14) = 2/35   Required probability = 1/35 + 1/105 + 2/35 = 3/35 + 1/105 = 1/35(3 + 1/3) = 10/(3 x 35) = 2/21

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