唔該！幫幫忙解答我以下2個問題唔該!

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唔係好明個問題同"答案", Y0 R5 S$ g+ O& g+ P- a
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1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related- s) R% p, Y, }
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?"
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7 s. ^* S$ I2 Z& \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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( h) e  B2 e2 r9 I1 O6 S2. http://nz.youtube.com/watch?v=itjlj6i9XFo
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3 q* t8 J  ]* h% e% x; P7 FQ:"How many feet are in 2 1/2 yards?
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8 a5 C. A5 W9 H" o( L$ E1 P: w' a0 CWHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?