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  1. If 30% of A = 20 % of B, then find the value of A : B ?
    1. 1 : 3
    2. 3 : 2
    3. 3 : 1
    4. 2 : 3
Correct Option: D

Given that, 30 % of A = 20 % of B
⇒ A/B = 20/30 = 2/3
⇒ A : B = 2 : 3


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