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  1. If 40% of a number is equal to two-third of another number, what is the ratio of first number to the second number?
  2. A.
    2:5
    B.
    3:7
    C.
    5:3
    D.
    7:3

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    Answer : Option C

    Explanation :

    Let 40% of A = 2/3 B. Then,

    40A/100 = 2B/3 => 2A/5 = 2B/3


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