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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$ e) {! A: T- h, r+ w  t1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related
; d) Y6 z" W/ X7 x1 u/ TAimee 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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; ^+ [7 z$ o/ }- S) T: T) `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."' w& R' v  _, Q# e2 a9 g" v4 ~

$ f5 p5 n4 K  Z3 n( A2. http://nz.youtube.com/watch?v=itjlj6i9XFo
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Q:"How many feet are in 2 1/2 yards?/ N& y- U* x& N, a: l7 A* t
A:"78"5 Q! j+ G5 r- B/ K% i" @, j
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WHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?