Given
Boys = 9
Girls = 10
Adults = 4
Find
ratio
Step-by-step explanation
girls to boys
as girls are 10 and boys are 9 ,
so the ratio =
![10\colon9](https://img.qammunity.org/2023/formulas/mathematics/college/p2olzp8mw62do2wh73dl5kyucd9nmaox2m.png)
boys and girls to adults
boys and girls = 9 + 10 = 19
so the ratio =
![19\colon4](https://img.qammunity.org/2023/formulas/mathematics/college/pea99mixqoxpqtziakrxhy7qdyxhr9ekww.png)
adults to boys and girls
![4\colon19](https://img.qammunity.org/2023/formulas/mathematics/college/tvojjq6d6afosjcsx5z0cuqra2ver8wrwh.png)
Final Answer
a) 10:9
b) 19:4
c) 4:19