Question 1078256: !!FAST BRAINS!!
Only Genius Can Get This Right................ When I Was 4 Years, My Sister Was Half My Age , Now My Sister Is 30 Years...............HOW OLD AM I..
A=39..................
B=15...................
C=80..................
D=60..................
E=32...................
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! When I Was 4 Years, My Sister Was Half My Age , Now My Sister Is 30
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When you were 4 your Sister was (1/2)4 = 2
So, you are 2 years older than your sister.
When your sister is 30 you will be 32.
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Cheers,
Stan H.
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Years...............HOW OLD AM I..
A=39..................
B=15...................
C=80..................
D=60..................
E=32...................
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