Question 411253
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Hi
nazia is twice old as kanwal
Let x and 2x represent as Kanwal and Nazia's ages NOW respectively
Question states*** 10years ago...
 2x-10 = 4(x-10)
Solving for x
    30 = 2x
    x = 15, Kania age Now.  Nazia is 30.  (2*15)
  
CHECKING our Answer***
   20 = 4*5