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"0 _) @! b5 Y$ }: i' S

8 o" E; ?8 b  B- a* j1 K. e1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related
8 m/ Y/ _3 T0 c+ b/ G* z& U" L( EAimee 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?"& Y/ T4 r( k, Z& A; N" c

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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."
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2. http://nz.youtube.com/watch?v=itjlj6i9XFo) q1 g, X- E1 g. K% C. g1 c
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Q:"How many feet are in 2 1/2 yards?" F7 J* @, z; I! k% o2 T
A:"78"  a3 U8 E8 g" d; Y8 d/ S* J4 `1 B
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WHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?