Question

The following number line represents the length of a 10 0 m race track, in which Maria is going to participate as a runner, and a reference distance of 87.5 m is given at a point on the track. 1-What distance did she travel? 2-i How did you get the answer?

Answer 1

A race track is divided in many sections

Is divided in 8 sections

This means every section corresponds to

100/8 = 12.5 meters

Part 1

María has travelled 5 sections, then she travelled

5x 12.5 = 62.25

Part 2

How did you get this answer.? Because she is ubicated exactly at end of segment 5.