Respuesta :

Answer:

40/33

Step-by-step explanation:

x=1.21 (21 repeating)

100x=121.21 (21 repeating)

100x-x=121.21-1.21

100x-1x=(121+0.21)-(1+0.21)

99x=120+0

99x/99=120/99

x=40/33

The answer is 40/33.