Respuesta :

1/7 x 28 = 4 yellow balls
5/7 x 28 = 20 white balls

28 - (20+4)

= 28 - (24)
= 4

4 of the balls are green

Answer:

4 Green balls

Step-by-step explanation:

Look at one row cuz there is 7 balls per row.

You can see there are 1 out of 7 are yellow, 5 out of 7 are white, which means 1 of 7 left are green.

Then just times 4 (4 rows).

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