Someone plz help me ty ✌

Which expression calculates the speed in meters per second of an object that travels a distance of 100 m every 20 seconds

Kapil needed to buy a long wooden beam. he went to two sawmills that each charge an initial fee plus an additional fee for each meter of wood. the following equation gives the price (in dollars) of a wooden beam from the first sawmill as a function of its length (in meters). p = 5+20xp=5+20x

E. which of the following is not a possible probability? a. 25/100 b. 1.25 c. 1 d. 0