প্রশ্ন সংশোধন করুন
প্রশ্ন:
A leading library charges c cents for the first week that a book is loaned and f cents for each day over one week. What is the cost for taking out a book for d days. Where d is greater than?
A leading library charges c cents for the first week that a book is loaned and f cents for each day over one week. What is the cost for taking out a book for d days. Where d is greater than?