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
$ @* ?! p4 @0 D9 NAimee 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?"( K( _' C+ G& ]5 h6 B; r2 v6 A
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. ?9 Q  f% M; r. T! H6 ?7 e! ]: r  xCaitlin 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."
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+ d8 C- L4 a0 i- G5 e2. http://nz.youtube.com/watch?v=itjlj6i9XFo7 a3 F; \" n: W0 |- ~, x
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Q:"How many feet are in 2 1/2 yards?
( [7 M  W4 x6 d( z" b$ JA:"78"
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9 S( J) Q3 }* CWHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?