On a backpacking trip through europe, troy spent 20 swiss francs to stay one night in a youth hostel. if the foreign exchange rate between the u. s. dollar and the swiss franc is 1: 2.2, how much did troy spend in u. s. dollars? a. $44 b. $9.09 c. $19 d. $20

:i need some real : a store sells shirts to the public at one pricing scale and wholesale at another pricing scale. the tables below describe the cost, y, of x shirts. (after tables) how do the slopes of the lines created by each table compare? the slope of the public table is 3/4 of the slope of the wholesale table.the slope of the wholesale table is 3/4 of the slope of the public table.the slope of the public table is 12 times greater than the slope of the wholesale table.the slope of the wholesale table is 12 times greater than the slope of the public table.