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"! V; L# E& b& {2 i1 k

% Z4 y  M7 G& K' l6 c1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related
- A" f1 U  W5 [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?"- b4 Q7 q1 @6 S. w* I7 V

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% U; g# S) R! e" A# ^2 mCaitlin 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 T) R4 V$ W% w0 g

: s( G, O8 v5 U9 P( x1 L2. http://nz.youtube.com/watch?v=itjlj6i9XFo) M; Q- V' G% z4 a3 d
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Q:"How many feet are in 2 1/2 yards?# u! F2 l; B" M. R
A:"78"( }1 J  Q" Z( T) A7 g

! I) H9 u- c0 R' ZWHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?