The electric bill in May was $248.00. In June the bill was $265.00. What is the percent of increase rounded to the nearest hundredth?
a. 6.85%
b. 6.41%
c. 7.21%
d. 6.42%
a. 6.85%
b. 6.41%
c. 7.21%
d. 6.42%