Rita goes 30 km towards east from a A point to the point B .From B she moves 20 km towards west along the same road .If the distance riward s east is represenred by a positive integer then,how will you represent the distance travelked towards west? Which integer will you represent her find
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We take West as negative because it's opposite of positive direction.
Distance towards West=-20km
Distance towards East=30km
Total displacement=30+(-20)=30-20=+10(east)
Distance towards West=-20km
Distance towards East=30km
Total displacement=30+(-20)=30-20=+10(east)
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