booklet: voilet date dec 24th 2005 i remember sum of te question which wuld e useful for u friends 1.if x-1/x=7,then wat (x-1/x2)? 2.leave the prime numbers and frm digitis 1 to 100, the numbers which are divisible by 4 and 9 ..find out the last second digit in decending order.... 3.36ab find out ab which is not necessarily unequal but divisible by 4 and 9