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"* x0 u  t- q  v7 [0 Q6 y+ t
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1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related
5 \+ e" W# ]# `; hAimee 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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  K5 y. Z" F6 Y5 I/ Z, [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."
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2. http://nz.youtube.com/watch?v=itjlj6i9XFo- j# ~+ ]0 f7 p" J$ K% l0 t. w( d
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Q:"How many feet are in 2 1/2 yards?4 H( {( Q( @( m! C( U
A:"78"1 W7 t7 _0 W9 C* K9 Z3 ?: z
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WHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?