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". d6 ^: n5 a2 F9 }
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1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related- E- g! j- C! M) j1 v% {; `
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?"" }& e8 D2 ]+ ?3 `6 Y+ w
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! L& m$ j% S" P. ^" m8 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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2. http://nz.youtube.com/watch?v=itjlj6i9XFo9 q* O+ k( K* W$ a5 ?4 B
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Q:"How many feet are in 2 1/2 yards?$ l3 G) c" s1 F4 P' V
A:"78"% y3 w. _+ P- G  k+ q% x

, t+ i& h9 Q. l% B: vWHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?