Respuesta :

Answer:

$8.19

Step-by-step explanation:

First start by taking 30% of 6.30. To do this you multiply 6.30 by .3 and get: 6.30 × .3 = 1.89

Then add 1.89 to the 6.30 because the book was 30% more. You then get: 6.30 + 1.89 = 8.19

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