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"8 s* z* q* }5 {9 |* L7 I3 a
1 M. n* S* d  z/ Q% V
1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related* s3 E+ k/ b- D- E
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?": `: k0 g- ^/ a  ~8 r
2 w4 p+ c4 A" ~: a$ b3 e- n
. D# [3 `$ E7 e  _
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."1 {6 I; ]9 ~7 Y
# |$ ^1 d. w* h! m) ~  ?# J7 n7 B; A
2. http://nz.youtube.com/watch?v=itjlj6i9XFo
1 s3 l7 ~+ j7 w% I. [! t
, }) d! _' N2 R5 G6 CQ:"How many feet are in 2 1/2 yards?. _9 y' @9 Z2 E+ @% _+ L
A:"78"4 P5 F: q2 A0 ~9 q  e6 i

: W0 E2 F2 h3 }4 W! kWHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?