唔該！幫幫忙解答我以下2個問題唔該!

xylitol25

唔係好明個問題同"答案"8 x% H7 }& w& T" D7 q+ d+ I

5 @- o6 }3 U2 L+ S, A* u  X1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related
: m  b  B1 J# i4 YAimee 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?"
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: a+ u# e( y- K- [: d3 HCaitlin 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."6 c4 \/ e9 @5 m; U- d

3 x0 {9 O& B7 R: }2. http://nz.youtube.com/watch?v=itjlj6i9XFo
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3 h/ D$ ^* \, S8 |+ I/ |2 L- JQ:"How many feet are in 2 1/2 yards?
, F& K* H- |9 J# S. a" m9 l8 c5 w% iA:"78"6 v5 L: |) L, A2 Y5 e
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WHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?