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"; P0 D/ J2 ^+ E. R4 N; P
2 Z/ r, O3 }% h, D
1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related
8 P. d- X" L% u0 ~* RAimee 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?"/ s" J7 D5 t/ _7 Q
- j6 L6 }6 ?: M+ T, n9 O, }5 b% e

/ `* k. v3 A( u5 E% B: D: f6 ^1 PCaitlin 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.", L1 J6 i. f( `8 S  E
3 v( c( c( g; ^* [, w2 K, ^" H$ C
2. http://nz.youtube.com/watch?v=itjlj6i9XFo
8 W: e5 o! p2 _: x& H9 A' H
2 _/ M; p3 n6 VQ:"How many feet are in 2 1/2 yards?( f5 ]* V- r+ Q9 ^  s' `& n% N2 `
A:"78"
3 w3 _& R) {( e  @
% r! x7 _/ a% p/ Z5 f0 g" D" sWHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?