Answer :

percent of 64 is 8 means number/100 * 64 = 8.n/100 * 64 = 8n/100 = 8/64n = 8*100/64 = 25/2 = 12.58 is 12.5% of 64
Hello, 

[tex]64* \frac{x\%}{100\%} =8\\\\64* \frac{x}{100} =8\\ \\ x= \frac{8*100}{64}\\ \\ \boxed{x=12.5\%}[/tex]