P = 2 5 m + 1.5 The price, PP, in dollars, of a train ticket used to travel a distance of mm miles is given by the equation above. By how many miles does the traveling distance increase if the ticket price increases by 1 dollar?

Asociologist chose 300 students at random from each of two schools and asked each student how many siblings he or she has . the result are shown in the table below. there are a total of 2,400 students at lincoln school and 3,300 students at washington school .what is the median number of siblings for all the students surveyed ? a)0b)1c)2d)3