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thank you tutor???
i have fully understood.
your lecture is very useful!!!!
dear tutor,
i have similar question with gonko.
i don’t know why the answer will be divided by 4·2080 and 4·2606. why the answer isn’t divided into 4·1780 and 4·2302?
am i misunderstanding the following exchange rate?
eur4·1780=usd4·2080
eur4·2302=usd4·2606
thank you!
