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"7 V$ Z5 c. z9 B

$ O: v: c) N$ m9 x1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related$ V( |0 \! z1 R" D4 H7 {7 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?"! V. `' k" C4 I2 }3 w4 \: L
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3 ~2 M2 F/ w. P5 D; cCaitlin 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."  I& m. E- {- p7 N$ u3 W

7 r7 q+ b+ Y  g- X5 d2 Y  g2 N* w2. http://nz.youtube.com/watch?v=itjlj6i9XFo
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5 i0 f9 K% C, t( C( H( l( yQ:"How many feet are in 2 1/2 yards?
- t: G# Z3 X5 wA:"78"% \" I2 F5 b- t  n/ s' X) ?$ q/ \1 q

6 `' |9 M9 A) F0 PWHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?