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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  p# U0 q: b4 l+ ?1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related: O+ d/ `* Q1 k  |) f/ Y" x
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?"0 G# d4 f! d/ r& q" ]

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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."; @0 ]% ]' J2 J! i) x2 O
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2. http://nz.youtube.com/watch?v=itjlj6i9XFo5 S# R1 |% r7 O0 h7 m- r

: O  ~  O: M: E" V5 ?1 U  o# oQ:"How many feet are in 2 1/2 yards?2 H# S& K% t" W1 J9 D
A:"78"+ A- G+ m$ c1 L" j- l8 m+ T- y

) W/ d2 B7 x# _# L& R- s- hWHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?