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Australian AMC 2009 - Upper Primary Question 9

AMC AUSTRALIA · Australian AMC 2009 - Upper Primary

Question 9

Five cars were travelling at different speeds. From the following speeds, which car was travelling the fastest?
  1. 1 km per minute
  2. 30 km in 20 minutes
  3. 50 km/h
  4. 20 km in $\frac12$ hour
  5. 12 km in 15 minutes