Question

2/3 : ?/5 = 10/21
?/9 x 8/11 = 96/?
15/? x ?/7 = 45/42
?/? : 5/4 = 36/85
ayudaaa:((( ​​

Answer 1

Respuesta

2/3 : 7/5 = 10/21  

12/9 x 8/11 = 96/72

15/6 x 3/7 = 45/42

9/17 : 5/4 = 36/85