Respuesta :
140.........18
x...............1
18x = 140
x = 140/18
x ~ 7,77 dollars
140.............100
7,77..................x
140x = 777
x = 777/140
x = 5,55%
x...............1
18x = 140
x = 140/18
x ~ 7,77 dollars
140.............100
7,77..................x
140x = 777
x = 777/140
x = 5,55%