Respuesta :

I’m not sure if this is correct so sorry if it’s not but this is what I would do :
30%= 3/10 3/10 of 30 is 9 because 30/10=3
3x3=9 30-9=21

Sorry if it’s wrong but have a good day
annekagey

Answer:

9

Step-by-step explanation:

because, 30 (the percentage) /100(over one hundred percent) x 30(the actual price) = 9

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