Question

Pooja walks 16 km towards North. From there she walks 10 km towards South. Then, she walks 8 km towards East. How far is she from her starting point?  

A 10 km Correct Answer Incorrect Answer
B 6 km Correct Answer Incorrect Answer
C 9 km Correct Answer Incorrect Answer
D 5 km Correct Answer Incorrect Answer
E None of these Correct Answer Incorrect Answer

Solution

PR = (PQ – QR) = (16 – 10) = 6 km RS = 8 km  So, Sonia’s distance from starting point P = √ 6² + 8² = √ 36 + 64 = √ 100 = 10 Km.

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