A bus raveled 315 miles in 9 hours. At this rate, how far did the bus travel in 3 hours

The nineteenth century was an era of great inventions in the united states. look at the list of inventions below and order them from most to least important (in your opinion). then explain why you ranked the top three inventions as most important. 1834: refrigerator invented by jacob perkins 1837: morse code invented by samuel morse 1853: elevator invented by elisha graves otis 1873: typewriter invented by christopher latham sholes 1876: telephone invented by alexander graham bell 1877: gramophone invented by thomas edison 1879: light bulb invented by thomas edison 1886: dishwasher invented by josephine cochran

How did the invention of the cotton gin affect slave labor in the united states? a. there was a forced migration of slaves from the south to the north. b. slave-owning cotton planters were gradually forced to sell their plantations. c. more slaves were purchased to work on cotton plantations in the south. d. the reduced need for labor on cotton plantations led to a decline in slavery. e. slaves were moved from cotton plantations to sugar plantations.

The constitution of the state of georgia provides that any amendment to the constitution must be a) proposed by the governor. b) approved by the judiciary. c) proposed by the general assembly. d) approved the united states supreme court.