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"
( c6 \: J0 J( T, d
, F. o6 J! c9 \5 j  u6 v0 I0 D1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related
" S% ^' \, k7 Y5 j$ J9 f. TAimee 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?"
; N' i1 V/ q% {: ]) C0 ^6 C/ O6 U8 Z
# M% B8 ^' O8 |
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."4 T$ t; K4 e0 ?9 d4 k9 o5 P* u
2 i+ S' \" J6 E3 G) ]
2. http://nz.youtube.com/watch?v=itjlj6i9XFo6 A* U" h* |9 i* O: c3 p, F- f

* M) W$ @- r4 c+ i0 @) k/ N: zQ:"How many feet are in 2 1/2 yards?- f' L+ \) s9 c
A:"78", K4 u1 X* H( H2 `

9 f3 d  M3 F) x+ b: F; O. k3 UWHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?