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a business woman lost 30% by selling an article for #280. how much did she buy the article​

Sagot :

Answer:

#400

Step-by-step explanation:

Step-by-step explanation:

that means that #280 is 70% (100% - 30%) of the price she bought it for.

70% = #280

1% = 70%/70 = 280/70 = #4

100% = original price = 100×1% = 100×4 = #400