Respuesta :

3/5 

3*2 = 6
5*2 = 10

6/10 = 3/5

3*3 = 9
5*3 = 15

9/15 = 3/5

3*4 = 12
5*4 = 20

12/20

Answers 12/20, and 6/10, and 9/15
Mulpiply the numerator and denominator by 2 and get 6/10
Multiply tue numerator abd denominator by 3 and get 9/15
Multiply the numerator and denominator by 4 and get 12/20