If 1.5 x= 0.04 y, then the value of (y-x) (y+x) is:
(1) 730/77
(2) 73/77
(3) 7.3/77
(4) 703/77

• ans is 73/77
  
  since 1.5x=0.04y
  therefore y=1.5x/0.04 , now put this value of y in (y-x)/(y+x)
  and the result will be 73/77
• 9 years agoHelpfull: Yes(1) No(0)