Answers

2014-04-22T20:50:42+08:00
In getting the speed, we divide the distance by the time. 90 km ÷ 3 hours = 30 km/h :)
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2014-04-22T21:04:15+08:00
In getting the speed you must divide the distance to the time like 90÷3 is equals to 30 meaning the answer is 30 km.\hour 
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