Rustam started from his house towards north. After covering a distance of 13 km. he turned towards l

M4maths Previous Puzzles

07 Mar 2018 Direction

Rustam started from his house towards north. After covering a distance of 13 km. he turned towards left and covered a distance of 9 km. Then he turns right and covers a distance of 8 and then again he turns left and covers a distance of 2 kms and stops . What is the shortest distance now from his house?

OPtion

1) 23.91
2) 23.17
3) 23.61
4) 21.29
5) 21.31
6) 23.71
7) 22.23
8) 22.81
9) 22.18
10) None of these

Solution

F____
2 |8
|_____
9 |
|13
|
H

Total veritcal distance from house = 13+8 = 21
Total horizontal distance = 11

Shortest distance = sqrt (21^2 + 11^2) = 23.71 KMs

Correct Option: 6 Best Solution (0)