Find the Circumference $60.0625 \pi \mathrm { mi }$ B) $15.5 \pi \mathrm { mi }$

Multiple Choice

Find the circumference. Leave your answer in terms of pi.
-A circle with radius 7.75 mi

A) $60.0625 \pi \mathrm { mi }$
B) $15.5 \pi \mathrm { mi }$
C) $31 \pi \mathrm { mi }$
D) $7.75 \pi \mathrm { mi }$