Pemrograman java - mencari nilai rata rata, nilai terkecil, terbesar dan menjumlahkan

Keterangan :
tanda ([]) diganti dengan tanda (<>)

[SCRIPT LANGUAGE="JavaScript"]
var a=25;
var b=27;
var c=26;
var d=23;

var e=12;
var f=16;
var g=20;
var h=10;
var i=24;
var j=38;
var k=13;
var l=15;
besar=Math.max(a,b,c,d,e,f,g,h,i,j,k,l);
document.write("1.A > antara " + a + " , "+ b +" , "+ c +" , "+ d +" , "+ e +" , "+ f +" , "+ g +" , "+ h +" , "+ i +" , "+ j +" , "+ k +" , "+ l +" Yang Besar adalah : "+ besar +"
");
besar=Math.min(a,b,c,d,e,f,g,h,i,j,k,l);
document.write("1.B > antara " + a + " , "+ b +" , "+ c +" , "+ d +" , "+ e +" , "+ f +" , "+ g +" , "+ h +" , "+ i +" , "+ j +" , "+ k +" , "+ l +" Yang Kecil adalah : "+ besar +"
");
hasil= eval("a + b + c + d + e + f + g + h + i + j + k + l");
document.write("2. > antara " + a + " + "+ b +" + "+ c +" + "+ d +" + "+ e +" + "+ f +" + "+ g +" + "+ h +" + "+ i +" + "+ j +" + "+ k +" + "+ l +" = "+ hasil +"
");
ratarata= eval("hasil / 12");
document.write("3. > Rata - Rata = "+ ratarata +"
");
[/SCRIPT]