Kelvin wants to make a budget for his trip to japan, and he needs to calculate how many yen he can buy. the table shows the exchange rates for us dollars with respect to other countries’ currencies. at the current exchange rate, how many yen can kelvin buy with $200?

Consider the following invention from the american industrial era. cotton gin – a machine that removed seeds from short-staple cotton which option explains how this invention contributed to the role of the united states as an emerging world power? a. it was in high demand abroad, as many european nations had begun farming cotton. b. it led to the decline of slavery in the south, which enhanced america’s international reputation. c. it freed up many slaves to become factory workers in northern cities, which improved the economy. d. it increased production efficiency of a us cash crop that was in high demand in other nations.