Respuesta :

randeep67

9/10=a/30. and value of a is 27

wegnerkolmp2741o

Answer:

27

Step-by-step explanation:

We can use cross products to solve

9          a

----- = --------

10        30

9*30 = 10a

270 = 10a

Divide each side by 10

270/10 = 10a/10

27 =a