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How to find a ratio

1. find x and y

x = 10 children

y = 7 adults ( attendees )

2. find x/y

x/y =

10/7

3. Find x:y from x/y

Formula for ratio | x/y = x:y  

10/7 =

10:7

Answer |

There are 10 children per 7 attendees (10:7)
The answer is 10:7
This is the answer because there are 10 children and 7 adults