The ferry could carry 12 cars across the river in one trip. Eighty cars were lined up to cross the river. It will take trips for the ferry to move all 80 cars.

What is the quotient of -3/8and-1/3?

Find the slope of the line below . enter your answer as a fraction or decimal. use a slash mark ( / ) as the fraction bar if necessary

The graph shows the distance y, in inches, a pendulum moves to the right (positive displacement) and to the left (negative displacement), for a given number of seconds x. how many seconds are required for the pendulum to move from its resting position and return? enter your answer in the box.