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"3 R8 U  z* @/ U7 K

/ q# j% Y/ U, {" C7 {1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related4 @/ P5 e/ P* N5 A* _
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?"8 W4 ~# A: @7 f8 j& f- c2 M

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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."' r4 N7 s; s/ A( z6 `. x
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2. http://nz.youtube.com/watch?v=itjlj6i9XFo
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Q:"How many feet are in 2 1/2 yards?6 [; b. }- @! l. K7 W1 U/ Q
A:"78"
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# S6 ]5 I$ g- e% _WHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?