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20 July, 23:32

Batman is 4 times Robins age. The sum of their ages is equal to 45. How old is Batman and Robin?

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  1. 21 July, 02:30
    0
    Let age of Robins=r

    Then age of Batman = 4r

    Sum of ages=45

    r+4r=45

    5r=45

    r=9

    Age of Robin = 9 years

    Age of batman=4 (9) = 36 years

    Answer: Robin is 9 years old and Batman is 36 years old.
  2. 21 July, 03:30
    0
    Robin is x Batman is 4x

    sum is 5x and it equals 45

    Robin is 9 (x) and Batman 36
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