Respuesta :

Answer:

5 is the answer for them all

Step-by-step explanation:

To find half of 10, you can divide it by the denominator (2).

10 ÷ 2 = 5

You do the same thing with the other two. Divide 20 by 4.

20 ÷ 4 = 5

And divide 30 by 6.

30 ÷ 6 = 5