Answer:
Step-by-step explanation:
We already know that there are 30 baseballs.
Now we need to find the total of balls.
(Since bats aren't balls, they are not going to be added to the total.)
30 + 15 + 10 = 55
Since we know now the total of balls, let us make the ratio
30:55
but since this isn't in lowest terms, we should change it into lowest terms.
divide both sides by 5 and we have: