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Knowing Our Numbers Test - 5

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Knowing Our Numbers Test - 5
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Weekly Quiz Competition
  • Question 1
    1 / -0

    A factory produces 4,878 spanners in a day. Which of the following is the best estimate of the number of spanners produced?

    Solution

    4,878 rounded to the nearest hundred is 4,900.
    Hence, this is the best estimate from the given options.

     

  • Question 2
    1 / -0

    'Forty-seven crore thirty-eight lakh five thousand four hundred' written in numerals is _____________.

    Solution

    According to the correct place values, 47,38,05,400 is the correct way to write the given number.

     

  • Question 3
    1 / -0

    The place value of a digit increases by ________ times as it move one place from right to left.

    Solution

    As we move one place from right to left, each place increases by 10 times.

     

  • Question 4
    1 / -0

    The descending order of the Roman numerals XLIII, XCIX and LXI is:

    Solution

    XCIX = 99
    LXI = 61
    XLIII = 43
    99 > 61 > 43

    So, XCIX > LXI > XLIII is the correct descending order.

     

  • Question 5
    1 / -0

    The thousands period in the international number system consists of the places:

    Solution

    The thousands period in the international number system consists of the places Th, TTh and HTh.
    Th - Thousands
    TTh - Ten thousands
    HTh - Hundred thousands

     

  • Question 6
    1 / -0

    Meenal gets 18 sweets from her father and Raj gets 68 sweets. The sum of the number of sweets with both of them (in Roman numerals) is ___.

    Solution

    18 + 68 = 86, which is LXXXVI (50 + 10 + 10 + 10 + 5 + 1).

     

  • Question 7
    1 / -0

    The number name for 60,09,00,100 according to the Indian system of numeration is:

    Solution

    The number name for 60,09,00,100 according to the Indian system of numeration is 'sixty crore nine lakh and one hundred'.

     

  • Question 8
    1 / -0

    Estimate the difference of 24,567 and 18,993 by rounding off each number to the nearest hundred.

    Solution

    24,567 rounded to the nearest hundred is 24,600 and 18,993 rounded to the nearest hundred is 19,000.

    So, 24,600 - 19,000 = 5600

     

  • Question 9
    1 / -0

    What is the difference between the place value and the face value of the underlined digit in the following number?

    56,786

    Solution

    The place value of 8 here is 80 (at tens place) and the face value is 8.

    So, the difference is 80 - 8 = 72.

     

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