Clover999
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A snail is travelling at 0.4 millimetres per second. Work out the snail's speed in metres per hour. Show clear working out without a calculator

Respuesta :

60 sec=1 min  so 3600sec in a hour  .4mm=0.0004meters in a hours time the snail would have moved 1440mm or 
  (1.44mph)                                                                             

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