Exact Distance from position
Algebra
Level
pending
student follows the instructions below:
- Walk straight for meters.
- Turn back and walk straight for meters.
What is the distance the student ends up from where he started walking
-40 m
120 m
40 m
80 m
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1 solution
Consider , Position A
A= 40 m
He turn back and then walk staright by same path upto 80 m.
so,
we've to substract distance ,
A-X = 80
40-X= 80
but distance never calculate in minus so, Answer is to be 40 m...