11. Jan returned a library book that was 9 days, overdue.The library charged Jan s cents per day for the first6 overdue days and 20 cents per day for each overdue day after 6 overdue days. Which of the following is an expression for the total amount, in cents, Jan was charged?
Answer and Explanation
Your Answer is
Correct Answer is C
Explanation
Jan needs to pay a total of 6s+(9-6)×20=6s+60, so choose C