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"5 Q# _' I5 C& A# S
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1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related
8 P$ p$ o8 P8 O4 i) N( dAimee 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 T# Y4 G& C, i6 t* f
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1 e# z( S* Z* k% b; O& ^# WCaitlin 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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Q:"How many feet are in 2 1/2 yards?
9 E( H1 h" @- x. b+ y8 LA:"78": S8 j' v5 E' @. l0 g! O: w! w
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WHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?