How many states existed at the time of the constitutional convention

The largest city in brazil, sao paulo, has a population of about 11 million. based on the rank-size rule, what is the population of the second-largest city, rio de janeiro, most likely to be? a. 8 – 10 million b. 5 – 6 million c. about 3 million d. about 1 million

What were the terms behind germany's surrender during wwi?

What primary benefit did theodore roosevelt’s see in digging a canal through panama?