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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$ i" [% W# G0 h+ F( m/ [' o7 X, ]1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related
- ]% H- ]6 x# h. V' n) MAimee 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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) @( j$ N$ B7 {4 Y3 p( CCaitlin 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."/ E" I" S6 d6 t

7 M$ k, U2 d$ D) S: v; e2. http://nz.youtube.com/watch?v=itjlj6i9XFo/ S1 W9 {4 U. }; y8 ^- k! D

7 \) j/ }# x( {% V: \, J% GQ:"How many feet are in 2 1/2 yards?
" p8 V- |& _$ ^" h, `' EA:"78"
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WHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?