echo "Please enter a number between 0 & 100 followed by [ENTER]:”
read NUMBER
case $NUMBER in
-ge 0 –le 49) echo "F”;;
-ge 50 –le 59) echo "D”;;
-ge 60 –le 69) echo "C”;;
-ge 70 –le 79) echo "B”;;
-ge 80 –le 100) echo "A”
esac
its syntax error near 0 thats coming up
thanks all