Management Aptitude Test Sep 2011 Paper

Question : 62 of 200

Marks: +1, -0

Krishna walks for 10 km towards North. From here he walks back 6 km towards South. Then, he walks 3 km towards East. How far and in which direction is he with reference to his starting point?

5 km East
7 km West
7 km East
5 km North-East

Validate

Solution:

(4) Krishna’s walking directions are as follows

AB = 10 km. CD = 3km, AC = AB - BC = 10 - 6 = 4 km
Hence, required distance (AD) =

√{\AD^2+\CD^2}

√{16+9}=√25 =

5 km
Hence, Krishna is 5 km Noth-East direction to his starting point.

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