Consumers are record amounts of fees for overdrawing their bank accounts. In 2007, banks, thrifts, and credit unions collected $45.1 billion in overdraft fees, which is $14.5 billion more than in 2001. What is the percent of increase?

The motion of a weight that hangs from a spring is represented by the equation h=8sin(2pi/3t). it models the weight’s height above or below the rest position as a function of time. approximately when will the object be 3 inches above the rest position?