math

posted by Anonymous

a-5 digit number has 7 in its tens place.The digit in ones place is 5 less than its digit at tens place.The hundreds place digit is 4 times the digit at ones place.The digit at thousands place is the same as hundreds place.Guess the digit at ten thousands place if the sum of all digit is 33.Write the number in standard form.

  1. Jai

    Tens = 7
    Ones = five less than the tens = 2
    Hundreds = four times the ones = 8
    Thousands = same as hundreds = 8

    Let n = ten thousands digit
    If their sum is 33,
    n + 7 + 2 + 8 + 8 = 33
    n = 8

    Thus the number is 88,872
    Hope this helps~ `u`

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