After the civil war, railroads connected the country on a national scale, boosting the economy and leading to mass production, mass consumption, and encouraging entrepreneurs.
Estimated - 1851.2. Basically multiply the original number (1500) by 5.4; 4 times. Make sure every multiplication involves the new number rather than using 1500 every time. e.g. if 10% more of 100 is 110. Then 10% more of 110 is 121
D is the answer and is why it is forced to us an idea of loans to go to college and get a degree
