Answer:
$4.25
Step-by-step explanation:
According to the question,she paid $0.25 for one day overdue,
So she kept the book for 17 days so we are to determine the amount he paid for the overdue
1 day=$0.25
17 days=x
Cross multiply
x=17×0.25
x=4.25
So she will have to pay $4.25 for 17 days overdue