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Mathematics, 18.03.2021 18:50 sadiemk821

the sunglasses cost €70. the exchange rate is €1=£0.895. Emad says, the sunglasses cost less than £60. using a suitable approximation, show that Emad is wrong.​

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the sunglasses cost €70. the exchange rate is €1=£0.895. Emad says, the sunglasses cost less than £6...
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