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     EduGorilla 
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    A certain alloy contains, by weight, 5 parts of A and 3 parts of B. Another alloy contains, by weight, 6 parts of A and 7 parts of B. How many pounds of A, in its pure state, must be melted along with 20 lb of the first alloy and 65 lb of the second alloy, so as to produce a new alloy containing 40% weight of B?

    Options :-

    1. 21.25 lb
    2. 22.25 lb
    3. 24.25 lb
    4. 25.25 lb
    5. 22.15 lb
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