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"2 x) P7 c* n5 c* x- T4 V

! v7 z* U6 T4 ]' B1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related7 u, _* \7 P; d1 i- t
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?"! l, _7 f* m, A9 K2 B4 S7 K- m
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& T& m3 D9 m5 x9 s' ~& yCaitlin 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.": L. o7 X$ O( e! i, h9 v: X7 u

8 l3 E2 H& M) o5 K2. http://nz.youtube.com/watch?v=itjlj6i9XFo7 [& r- F" ]& }7 e
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Q:"How many feet are in 2 1/2 yards?0 K7 o* \2 @! [9 T+ k$ Z1 m
A:"78"5 S3 v! V/ B8 R1 y7 w( m2 t9 G
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WHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?