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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% g: r$ c% Q8 U& C' C5 _( b1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related% _$ o9 k* l/ T4 m
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?"
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8 S( o$ F( ]: q$ J9 K. _9 tCaitlin 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."/ b* C0 w: P8 p

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. ]  c0 Q7 C/ a% k/ K. |Q:"How many feet are in 2 1/2 yards?' W! z6 U9 p2 B/ l( q
A:"78"; y$ ^6 ]/ a( K+ F7 t# [6 \0 Q

; U% \# o' A! f& xWHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?