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"8 l) G- j) \9 F7 Z& ]) J

: t, s6 l) O- i4 }+ F1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related
% ~4 r7 E1 X4 ]0 }* j4 g  ZAimee 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?"" o2 |; l0 g5 m# G
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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."
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9 \3 R0 u) F( g: }2 I% g2. http://nz.youtube.com/watch?v=itjlj6i9XFo% I1 E6 M  q( o% U
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Q:"How many feet are in 2 1/2 yards?
" L  X; T. B5 K9 t6 O4 D5 KA:"78"7 U( J' _& e( Z/ x6 V4 {5 I
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WHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?