Well the skill testing question is probably coming... BOB charged $400 worth of goods on his credit card. On his first bill, he was not charged any interest, and he made a payment of $20. He then charged another $18 worth of goods. On his second bill a month later, he was charged 2% interest on his entire unpaid balance. How much interest was BOB charged on his second bill? A. $8.76 B. $7.96 C. $7.60 D. $7.24 E. $6.63

"The happiness of a man in this life does not consist in the absence but in the mastery of his passions."