唔該！幫幫忙解答我以下2個問題唔該!

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唔係好明個問題同"答案"* m* c. |: C: x1 J6 f  O9 E* F

: k" F1 z# f1 J0 O& L6 w' k1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related
- c3 C. w6 n9 i" u- J) UAimee 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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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."9 P: W- C/ ]' |" g, [' p: U
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2. http://nz.youtube.com/watch?v=itjlj6i9XFo) i' ^, r$ G3 e( S

  `3 g& J& i/ o: o; x: `. JQ:"How many feet are in 2 1/2 yards?
9 S% ]: M) B; }: b! {A:"78"/ P1 [- [- O. E% ~3 [) U7 h+ l* r
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WHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?