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Swati heads straight across a 150 m wide river, swimming at 2.5 km/h relative to the water, while the current carries her sideways at 1.5 km/h. How far downstream of her aim point does she land?

Competition practiceBoats & Streams
  • A90 m
  • B150 m
  • C250 m
  • D60 m

Step-by-Step Solution

Crossing time = 0.15 km ÷ 2.5 km/. Drift = km = 90 m.
Answer: A) 90 m

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