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"% H) u  r' e, I; v9 |! T; I" G

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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?"7 B& d  e3 r& P" C2 Z: I7 s

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9 u7 y9 {1 _$ g6 ACaitlin 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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. g$ `* H& x/ `Q:"How many feet are in 2 1/2 yards?
: ~% i. J3 y: R  V5 V( Q( }A:"78"
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WHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?