Before leaving to visit mexico, levant traded 270 american dollars and received 3,000 mexican pesos. when he returned from mexico, he had 100 pesos left. how much will he recieve when he exchanges these pesos for a dollar? can you give me the answers in a ratio table? the table so far is: american dollars: 270, mexico pesos: 3,000, 100

Abby is collecting rainfall data. she finds that one value of the data set is a high-value outlier. which statement must be true? abby will use a different formula for calculating the standard deviation. the outlier will increase the standard deviation of the data set. the spread of the graph of the data will not change. abby will not use the mean when calculating the standard deviation.