Grid navigation back-to-home: Minimum straight distance to return. Path: From home, Ravi cycles 10 km South → right 5 km → right 10 km → left 10 km. Question: How many kilometers must he cycle in a straight line to reach home? Choose the correct value.
Verbal Reasoning
Direction Sense Test
Difficulty: Easy
Choose an option
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A10 km
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B15 km
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C20 km
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D25 km
Answer
Correct Answer: 15 km
Explanation
Coordinate setupHome = (0,0)10 km South ⇒ (0, −10)Right (from South) = West 5 ⇒ (−5, −10)Right (from West) = North 10 ⇒ (−5, 0)Left (from North) = West 10 ⇒ (−15, 0)
Straight-line back to homeDistance = |x| = 15 km.