Respuesta :
To find the cost of each book, you need to divide the money spent on all of the books by the number of books.
$39 / 10 = $3.90 per book
					                   The Answer is $3.9 because if you divide 39 into 10, the answer is 3.9
					                
					                
					             To find the cost of each book, you need to divide the money spent on all of the books by the number of books.
$39 / 10 = $3.90 per book