Question

A charges Rs20 for the first km and Rs12 per km for every subsequent distance covered taking the distance covered x km and total fare Rs y write a linear equations depicting the relation in x and y draw the graph between x and y. from your graph find the taxi charges for covering 16km.


please solve the problem. I need it now

Answer 1

Give total distance x and charge be y
According to condition
20 +(x-1)12=y
12x-12+20-y=0
12x-y+8=0