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"
+ K# j+ w0 l. p1 v9 a5 ^: [& w1 n0 x& [+ O+ B
1. http://nz.youtube.com/watch?v=lj3iNxZ8Dww&feature=related  n6 _4 z' H+ l% y( c% D
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?"8 ^, j9 ^( W( I

: u9 K4 K8 T4 K) A! F6 v8 W% Z$ M2 _# A* |* z6 F
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."
0 `% O4 I" O$ U/ \5 h% }7 ^4 Q% _. K! i& f5 G% `) a2 M
2. http://nz.youtube.com/watch?v=itjlj6i9XFo
, t$ g  J( q2 B# z0 \
" |0 g- b! q& RQ:"How many feet are in 2 1/2 yards?: e' i0 i, K4 S7 m* ]# H5 g4 `4 R) _
A:"78"- Z  E8 f, e1 J- x
& h' b0 I( R+ X! I
WHY NOT IS 7.5? I THINK IS 3 FEETS EQUAL 1 YARD?