kthiongo890 kthiongo890
  • 16-01-2024
  • Mathematics
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Having traveled half-way to the end of a journey at an average speed of 15 km/h, how fast must you travel to average 20 km/h?
a) 25 km/h
b) 30 km/h
c) 35 km/h
d) 40 km/h

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