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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1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related' O- z: j3 s4 i% H# a  e( k
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?"0 {; Z, @; c' N$ r% `# T5 S" K

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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."1 w0 {! Q& W$ l6 k) ^

% z: b6 i" z  t$ j8 a; v1 o2. http://nz.youtube.com/watch?v=itjlj6i9XFo+ R3 E. Q: |& z4 G6 z2 ?' O
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Q:"How many feet are in 2 1/2 yards?& h4 O9 E9 |/ F7 M  U2 Z2 L( I
A:"78"3 k$ e3 \' n  U9 ]) f& s
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WHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?