Mathematics
OpenStudy (anonymous):

You are driving from town A to town B. From town A you go 3 miles West and 4 miles South. What is the distance between the two towns? 1) 5 2) 7 3) 1 4) 2

OpenStudy (anonymous):

straight line distance(displacement)= 5 ie$\sqrt{4^{2}+3^{2}}$ As distance is a scalar quantity , the distance between the points is the actual distance travelled ie 7miles