Convert raw marks to percentages, CAPS 7‑point levels, and letter grades. Also grade a full class list at once.
📌 CAPS achievement levels: 7=80-100%, 6=70-79%, 5=60-69%, 4=50-59%, 3=40-49%, 2=30-39%, 1=0-29%
Enter student names and marks (out of same total).