Laurel went swimming 7 times in 3 weeks. one time she swam for 1 1/2 hours. the other 6 times she swam for 30 minutes each time. how many hours did laurel swim in 3 weeks?

The price for gasoline is represented by the equation y=3.69x, where y represents the total price for x gallons of gasoline. on a graph, the number of gallons is represented on the horizontal axis, and the total price is represented on the vertical axis. determine whether each statement describes the graph of the equation. select true or false for each statement