Answer:
15 children
Step-by-step explanation:
This question is solve using Greatest Common Factor method
We have to find the factors of 15 and 30
The factors of 15 are: 1, 3, 5, 15
The factors of 30 are: 1, 2, 3, 5, 6, 10, 15, 30
Hence, the greatest common factor of 15 and 30 is 15.
Therefore, the greatest number of children who can attend the party so that each child gets an equal number of prizes and an equal number of balloons is 15 children
