The retail price for the iPad would be $1,140 if it were built by American workers instead of Chinese.
100
The first semi-permanent settlements appeared in Florida around 5000 B.C.
10
In the US, people can be rejected from joining the police force if they are too intelligent.
45
Teddy bears were named after U.S. President Theodore 'Teddy' Roosevelt.
23
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Seven U.S. states are named after sovereigns - four kings and three queens.
5