im given a set of data where (distance,time) (0,0) (100,11) (200,16) (300,21) (400,24) (500,27)
its from our book given an example to get t=15 and his answer is 22.6
how he do it??? can somebody explain pls
he use the formula V=213-100 /15.5-10.5
where did he get 213??/ and why there...