63 of the 90 acts were singerswhat percentage were singers?

To find the percentage of acts that were singers, divide the number of singers (63) by the total number of acts (90) and then multiply by 100.

[ \text{Percentage of singers} = \left( \frac{63}{90} \right) \times 100 \approx 70% ]

Thus, approximately 70% of the acts were singers.