SOLUTION: vijay is older than his sister seema by 12 years. four years ago, vijay was four times as his sister. find their present ages

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Hi,

v = s + 12

(s+12) - 4 = 4(s-4)

 s + 8 = 4s - 16

   24 = 3s

    8 = s, the sister's age NOW.  Vijay is 20

CHECKING our Answer*** 4 years ago

 16 = 4•4