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160 x 375

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160 x 375

60,000

Half 160 to 80, and double 375 to 750. Then, half 80 again to 40, and double 750 again to 1500. Then, half 40 again to 20, and double 1500 again to 3000.Then, 160(325) = 80(750) = 40(1500) = 20(3000) = 60000.

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