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Mathematics, 08.03.2021 03:40 issaicnotisaac

Harry needs to buy at least 30 batteries. He assumes that he has to buy batteries in whole packs.
Harry wants to buy the batteries as cheaply as possible from the same shop.
(a) Which shop should he buy the batteries from, shop A or shop B?
You must show all your working.

Harry needs to buy at least 30 batteries.

He assumes that he has to buy batteries in whole packs.

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Harry needs to buy at least 30 batteries. He assumes that he has to buy batteries in whole packs.

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