Question
At 9.15 a.m., a lorry started travelling at an average speed of 70 km/h. At 11.15 a.m., a van started from the same place travelling on the same road. If the van took 5 hours to catch up with the lorry, find the speed of the van.
3 m

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At 9.15 a.m., a lorry started travelling at an average speed of 70 km/h. At 11.15 a.m., a van started from the same place travelling on the same road. If the van took 5 hours to catch up with the lorry, find the speed of the van.