唔該！幫幫忙解答我以下2個問題唔該!

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唔係好明個問題同"答案"$ }: B: q$ h( @+ m6 C" ~% a

. |, O! S8 }5 x1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related! r+ N/ k  j' X5 J  J+ j' O; E
Aimee Teegarden: "Recent polls have shown a fifth of Americans can't locate the U.S. on a world map. Why do you think this is?"" j1 j6 o& u7 f+ O4 G- g

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  Y: e, s& s- t! A) _Caitlin Upton: "I personally believe that U.S. Americans are unable to do so because, uh, some, people out there in our nation don't have maps and, uh, I believe that our, uh, education like such as, uh, South Africa and, uh, the Iraq, everywhere like such as, and, I believe that they should, our education over here in the U.S. should help the U.S., uh, or, uh, should help South Africa and should help the Iraq and the filter-074 countries, so we will be able to build up our future, for our children."4 }+ v0 o) t* j
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2. http://nz.youtube.com/watch?v=itjlj6i9XFo8 Q. _! \* S% s% q
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Q:"How many feet are in 2 1/2 yards?
( a3 |9 M, B8 }; E& H! u5 n  uA:"78"
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5 W* h% G, I$ I  \! u$ {WHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?