Respuesta :

Answer:

80/2, 120/3, 160/4,  200/5,  240/6,  280/7,  320/8,  360/9,  400/10,  440/11,  480/12, 520/13,  560/14 ,  600/15,  640/16,  680/17,  720/18,  760/19,  800/20,  840/21

Step-by-step explanation: