Express the fraction as a percent. Round to two decimal places. (51)/(80) A. 157% B. 63.75% C. 6.38% D. 15.69%

To express the fraction $\frac{51}{80}$ as a percent, we need to convert it to a decimal and then multiply by 100.<br /><br />Step 1: Convert the fraction to a decimal.<br />$\frac{51}{80} = 0.6375$<br /><br />Step 2: Multiply the decimal by 100 to get the percentage.<br />$0.6375 \times 100 = 63.75\%$<br /><br />Therefore, the correct answer is B. $63.75\%$.