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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6 c% @: @" _" n  l/ U& d' p) J$ |  C1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related, t0 o( i/ P" M5 K4 o
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?"+ y6 `, A& ]2 Q( f# |) H: R% a

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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."' G+ y9 }  p6 n3 B

! x" G/ j* z9 q* M% d, _  ^2. http://nz.youtube.com/watch?v=itjlj6i9XFo6 y2 J' K( a2 b& b. f6 B7 ]
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Q:"How many feet are in 2 1/2 yards?
: d( C5 l8 d' L& aA:"78"
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  K) P% G! @, [WHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?