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6th Class Mathematics Knowing our Numbers Question Bank Knowing Our Numbers

  • question_answer
    The difference in the place values of 8 between the greatest and the smallest 4-digit numbers formed by using the digits 3, 8, 0, 5 each only once is

    A)  8998               

    B)  6992   

    C)         7992               

    D)  5998

    Correct Answer: C

    Solution :

                        Greatest 4-digit number formed by using the digits 3, 8, 0, 5 = 8530 Smallest 4-digit number formed by using the digits 3, 8, 0, 5 = 3058 Now, place value of 8 in 8530 = 8000 Place value of 8 in 3058 = 8 \[\therefore \] Required difference = 8000 - 8 = 7992


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