Respuesta :
Answer:
A and E
Step-by-step explanation:
(3*2)/(7*2)=6/14
(3*10)/(7*10)= 30/70
A and E
A is proportional by a scale factor of two and E is proportional by a scale factor of 10
A is proportional by a scale factor of two and E is proportional by a scale factor of 10