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In 45 minutes a kayak goes 3 km upstream against a 1 km/h current. How far would it go downstream in the same 45 minutes?

Competition practiceBoats & Streams
  • A4.5 km
  • B3.75 km
  • C6 km
  • D5.25 km

Step-by-Step Solution

Upstream = 3 ÷ 0.75 = 4 km/h; still water = 5; downstream = 6 km/h. In 0.75 h: km.
Answer: A) 4.5 km

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