Question : Directions: A migrating bird flies 40 km north, then turns east and flies 50 km, then turns north and flies 110 km, and turns to its left and flies 50 km. Where is it now with reference to its starting position?
Option 1: 150 km south
Option 2: 150 km north
Option 3: 70 km north
Option 4: 70 km south
Correct Answer: 150 km north
Solution : As per the given information, the movement of the bird will look as follows –
The distance between the migrating bird's starting point and end point = 40 + 110 = 150 km
The distance between the migrating bird's starting and end points is 150 km and the migrating bird is in the north direction with respect to its starting position. Hence, the second option is correct.
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