Answer:
$24.5
Step-by-step explanation:
Given that:
cost of 8 books = 19.60$
So the cost of one will be found by:
cost of 1 book = 19.60$/8
cost of 1 book = $2.45
Now finding cost of 10 books:
cost of 10 books = $2.45 *10
cost of 10 books = $24.5
i hope it will help you!