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Railway Express - RRB NTPC Test 219
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Railway Express - RRB NTPC Test 219
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  • Question 1/10
    1 / -0.33
    Select the related word from the given alternatives.

    Fire : Ashes ∷ Explosion : ?
    Solutions
    After fire, ashes remains and after explosion debris remains.

    Hence, option D is the correct answer.
  • Question 2/10
    1 / -0.33
    A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.

    Land Preparation, Sowing, Irrigation, Harvesting, ?
    Solutions
    The given series shows steps done while farming crop. After harvesting the step carried out is Threshing.
    Thus the next word in the series is Threshing.

    Hence, option C is the correct answer.
  • Question 3/10
    1 / -0.33
    Select the correct alternative to indicate the arrangement of the following words in a logical and meaningful order.

    1) Food App

    2) Order Food

    3) Delivery

    4) Mobile

    5) Play Store

    6) Download

    Solutions

    Correct order is-

    4) Mobile

    5) Play Store

    1) Food App

    6) Download

    2) Order Food

    3) Delivery

    Correct order is- 4, 5, 1, 6, 2, 3.

    Hence, option D is the correct answer.

  • Question 4/10
    1 / -0.33
    If marked price of an article is 50% above its cost price, and there is a discount of 12% on its marked price then what percent profit the seller will get?
    Solutions

    Let CP = Rs.100
    So, MP = 100 + 50% of 100 = Rs.150 
    and SP = MP − Discount = 150 − 12% of 150 = Rs. 132

    Profit% = [(SP − CP)/CP]×100

    Alternate:
    Profit %

    Where the (+ve) sign indicates that there is an increment in the cost price and the (–ve) sign indicates that there is a decrement in cost price.

  • Question 5/10
    1 / -0.33
    The volume of prism is 288 cm and height is 24 cm. The base area (in cm) of the prism is:
    Solutions

    Given that,

    Volume of the prism= 288 cm3

    Height of the prism = 24 cm.

    We know that,

    The volume of a Prism = Base area of prismHeight

    Where,

    Therefore,

    288 = Base area of prism 24

    Base area of prism =

    Base area of prism = 12 cm.

    Therefore, option D is the right answer.

  • Question 6/10
    1 / -0.33
    At what rate per cent per annum will the simple interest on a sum of money be  2/5 th of the amount in 10 yr?
    Solutions
    Simple interest on a sum of money is (2/5)th of the amount in 10 yr.
    Let amount = 5 unit
    Simple Interest = 2 unit
    So, Principal = 5−2 = 3 unit

    SI = PRT/100
    R = (SI×100)/PT
    R = 200/(3×10)
    R = 20/3
    R = 
    Note:  
    In this question, the rate of interest is asked and the condition given is that the simple interest is equal to (2/5)th of the amount(amount = Principal + Simple Interest) after 10 years.
  • Question 7/10
    1 / -0.33
    Graphite is commonly known as ________.
    Solutions

    • Graphite is also known as Black Lead and Plumbago.

    • The term black lead usually refers to a powdered or processed graphite, matte black in color.

    • Graphite is a crystalline allotrope of carbon in which carbons are arranged in hexagonal structure.

    • It is good conductor of electricity and this makes it useful in electronic products such as electrodes, batteries, and solar panels.

  • Question 8/10
    1 / -0.33
    In which year a Central Family Planning Board was established?
    Solutions
    • The Central Family Planning Board was set up in 1956.
    • This board focussed much on sterilization.
    • India was the first country in the world to establish a government family planning program in 1952.
    • In 1952, a population policy committee was constituted.
    • The Ministry of Health and Family Welfare is the government unit responsible for formulating and executing family planning in India.
  • Question 9/10
    1 / -0.33
    Which of the following released the "Indian Men and Women" report in April 2021?
    Solutions

    • In April 2021, the National Bureau of Statistics under the Ministry of Statistics and Planning and Implementation (MoSPI) released the 22nd edition of "Indian Men and Women" report.

    • The report consolidates important socio-economic indicators that reflect the gender situation in the country.

    • As per this report, Delhi has the highest increase in the sex ratio, followed by Chandigarh and Arunachal Pradesh.

  • Question 10/10
    1 / -0.33
    The World Immunization Week 2021 was an initiative of which International organization?
    Solutions
    • The World Immunization Week 2021 was observed between 24th April and 30th April, 2021.
    • The World Immunization Week is an initiative by World Health Organization (WHO) to create awareness about the Vaccination and its importance.
    • It was observed with the theme of "Vaccines bring us closer".
    • The World Health Organization (WHO) is headquartered in headquartered in Geneva, Switzerland.
    • It was formed on April 7, 1948.
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