A truck left a depot at noon traveling an average speed of 40 km/h .How far from the depot and at what time will it overtake another truck , which left the same depot 2 hours earlier and was traveling 30km/h

Which statement best explains whether the table represents a linear or nonlinear function? input (x) output (y) 2 5 4 10 6 15 8 20 it is a linear function because the input values are increasing. it is a nonlinear function because the output values are increasing. it is a linear function because there is a constant rate of change in both the input and output. it is a nonlinear function because there is a constant rate of change in both the input and output.