A \(250-\mathrm{m}\)-long ship has a wetted area of \(8000 \mathrm{~m}^{2}\). A \(\frac{1}{100}\)-scale model is tested in a towing tank with the prototype fluid, and the results are:

Calculate the prototype drag at \(7.5 \mathrm{~m} / \mathrm{s}\) and \(12.0 \mathrm{~m} / \mathrm{s}\).

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Model velocity (m/s) 0.57 1.02 1.40 Model drag (N) 0.50 1.02 1.65.