Respuesta :
ratio 5: 3....added = 8
5/8(160) = 800/8 = 100 <== Sammy sold 100
3/8(160) = 480/8 = 60 <== David sold 60
5/8(160) = 800/8 = 100 <== Sammy sold 100
3/8(160) = 480/8 = 60 <== David sold 60