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The Brainliest Answer!
2016-02-17T17:06:20+05:30
KE=1/2mv²

therefore, KE is directly proportional to v²
thus....
KE₁=1/2mv²
KE₂=1/2m(3v)²
      =1/2m(6v²)
      =6(1/2mv²)
      =6KE₁
therefore the ratio is=1:6
1 5 1
you have written (3v)^2 = 6v^2 but actually it is 9v^2
oh...sorry by mistake....
sorry...
thr=e ratio is=1:9...
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