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  1. ( 17.28 / ? ) / (3.6 x 0.2) = 200
    1. 120
    2. 1.20
    3. 12
    4. 0.12
Correct Option: D

Let (17.28 / y) / (3.6 x 0.2) = 200
Then,17.28 / y = 200 x 3.6 x 0.2
∴ y = 17.28 / (200 x 3.6 x 0.2)
= 1728 / 200 x 36 x 2
= 0.12.


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