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"
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8 E2 o# ?2 I  P" x- P, w2 A1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related
6 D# \7 C0 J# }, \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?"% L& \: t3 V. K$ J
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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."0 r. j' ^) w6 W$ A, E9 R  N' o, h
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2. http://nz.youtube.com/watch?v=itjlj6i9XFo) Z2 O& D- _0 Y  l; l

9 a% i7 B: v2 X: _4 b5 x; wQ:"How many feet are in 2 1/2 yards?
* j6 d, f0 }: [6 w. MA:"78"+ z! q. c( ^  Z5 W
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WHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?