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"+ B; S" q/ z' @' @

" x. o+ O% e+ J2 U+ ~$ \1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related1 |8 C$ \& s9 q& z
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?"# U+ \4 ]" |4 J" N
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6 g+ }* y1 l2 R8 B3 GCaitlin 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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6 M1 B5 Q1 c. }5 W1 G- m. E2. http://nz.youtube.com/watch?v=itjlj6i9XFo
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- T9 x% N3 m4 w2 Q2 M6 q: oQ:"How many feet are in 2 1/2 yards?
- K% z1 [  O' Y$ R1 fA:"78"
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/ Z& D) e& }; Z+ bWHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?