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September 20, 2014

September 20, 2014

Posted by **Ephraim** on Sunday, June 8, 2008 at 6:47am.

jonas drives 70km in 45 min and then another 120km in 1 hour.

- Math -
**Pickle**, Sunday, June 8, 2008 at 7:14am70*3/4 + 120*1

above is the distance travelled in 1.75 hours (1 hour, 45 minutes.) if we want the average speed, we want it 'per 1 hour'.

to get this, we divide the above answer(172.5 km) by 1.75. This gives us:

98.57km/h

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