Solution:
The format used is of C++.
if(gradeTextbox>90)
cout<<nameTextbox<<": A"; //Display grade
else if(gradeTextbox>= 80 && average<90)
cout<<nameTextbox<<": B";
else if(gradeTextbox>= 70 && average<80)
cout<<nameTextbox<<": C";
else if(gradeTextbox>= 60 && average<70)
cout<<nameTextbox<<": D";
else if(gradeTextbox<60)
cout<<nameTextbox<<": F";
I hope this helps if you find any problem. Please comment below. Don't forget to give a thumbs up if you liked it. :)
ion 12 et answered entered in text box grade Textbox Declare variables into which you will...