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Master | Next Rank: 500 Posts
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by dunkin77 » Mon Apr 30, 2007 11:16 pm
Hi,

I thoght the answer was B) but the correct answer is E). Can anyone help?
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by Neo2000 » Tue May 01, 2007 12:57 am
10^4 - 10^2 = 99x100 = (100-1)X100 X (.OO12BAR)

= (100-1)X (.12BAR)

= 12BAR - .12BAR

12BAR = 12.1212121212.....

Therefore 12BAR - .12BAR = 12
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by Cybermusings » Tue May 01, 2007 9:00 am
10^4 - 10^2 (.0012)

{10^2 [10^2 - 1]} (.0012)
{10^2 [99]} (.0012)
[.12BAR *99]
= (100-1) (.12 BAR)
= 12.12Bar - .12Bar
=12
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