Question 750305
LET HASSAN HAVE  MARBELS  x
      ASGHAR HAVE MARBELS  Y
AS PER CONDITION GIVEN 
X=4Y  i
AND 
X+Y =80 ii
PUTTING VALUE OF EQN i IN EQN ii
4Y+Y=80
5Y=80
Y=80/5=16
HASSAN HAVE  16X4 =64
ASGHAR  HAVE  =16