17. During a warehouse sale, Brand A offers a 30% discount on all items. Members of Brand A are given an additional 15% discount.
(i) A non-member bought an item for $420 durin the sale. Find the marked price of that item.
(ii) Find the sale price of the same item if a member buys it.
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Answer:
1. the price will be 500 $
2. the price will be 520 $
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