Respuesta :

tonb
(a) x = 0.36--, 100x = 36.36--, 100x-x = 36, x = 36/99 = 4/11
(b) x = 0.36-, 100x = 36.6-, 100x-x = 36.3, x= 363/990=11/30
(c) 36/100 = 9/25