Sean is travelling. He has a flight of 3 hours 20 minutes, a stopover of 40 minutes and then another flight of 2.75 hours. What is his total travel time? Give your answer in hours and
minutes.

The two-way frequency table below shows data on playing a sport and playing a musical instrument for students in a class.

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

Monica build a remote control toy airplane for science project to test the plane she launched it from the top of a building the plane travel a horizontal distance of 50 feet before landing on the ground a quadratic function which models the height of the plane in feet relative to the ground at a horizontal distance of x feet from the building is shown