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07-04-2021
Mathematics

contestada

If 20 articles cost ? 90, then the cost of 9 articles is ?

? 45

?4.50

?
? 40.50

Respuesta :

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07-04-2021

Answer:

40.50

Step-by-step explanation:

90/20 = 4.50

4.50 x 9 = 40.50

Answer Link

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