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There are 32 red ballpens and 56 blue ballpens in a box. when the same numbers of red ballpens and blue ballpens were added in each respective box, the ratio of red ballpens to blue ballpens became 7 ∶ 11. how many ballpens were added in all?

Answers

  • Réponse publiée par: shannel99

    20 (10 red, 10 blue)

    Step-by-step explanation:

    (hack)

    Think multiples of 11

    (11,22,33,44,55,66,77)

    66-56=10

    32+10=42 (since equal numbers were added)

    Thus,

    42:66 simplified to 7:11

  • Réponse publiée par: dorothy13
    20 (10 RED ,10 BLUE)

    Step-by-step explanation:

    BASTA

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  • Réponse publiée par: 09652393142
    Im not sure but for me its345
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There are 32 red ballpens and 56 blue ballpens in a box. when the same numbers of red ballpens and b...