Great Britain was fully industrialized with it's cities having smoke coming out of it's factories from as far as your eyes can see and making materials and products that were traded almost all over the world. Unlike Britain, Russia was the complete opposite. Russia was a mostly had agricultual economy with a serfdom system that was more than 200 years old, having little to no factories and it's products, materials, etc coming from industrialized countries like Britain, France and the various German states at the time.
Romans came into contacts with Greeks during the Sammite Warsduring the third and fourth centuries BC. Later, the Romansconquered Greece.
75% means 75/100, which is 3/4 simplified. You can set up the equation 36=3/4*x, with x being the number he attempted. Divide by 3 and multiply by 4 on both sides, and you get 48=x. Thus, Tim attempted 48 free throws.