A Nurse moved 90 m in the East in a hospital to look for her duty Doctor, then she turned right and went 20 m. After this she turned right and after going 30 m she reached I.C.U. but the Doctor was not there. From there she went 100 m to her north and met her doctor. What distance did she move to meet her duty doctor from the starting point.

A Nurse moved 90 m in the East in a hospital to look for her duty Doctor, then she turned right and went 20 m. After this she turned right and after going 30 m she reached I.C.U. but the Doctor was not there. From there she went 100 m to her north and met her doctor. What distance did she move to meet her duty doctor from the starting point. Correct Answer 100 m

Drawing directions according to given information,

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Using Pythagoras Theorem, Distance moved to meet her doctor from starting point = 602 + 802 = 10000

Which is square of 100,so she moved 100 m to meet the doctor

Hence, option 2 is correct.

Related Questions

How far is point 'R' from Point 'T'? Statement (I): Point 'R' is 5 metres to the north of point 'M'. Point 'U' is 4 metres to the east of point 'R'. Point 'T' is to the west of point 'R' such that points 'U' 'R' and 'T' form a straight line of  metres. Statement (II): Point 'Z' is metres to the south of point 'T'. Point 'U' is  metres to the east of point 'T'. Point 'M' is  metres to the east of point 'Z'. Point 'R' is  metres to the north of point 'M'. Point 'R' lies on the line formed by joining points 'T' and 'U'.