Question
A lorry and a Ferrari were travelling from Town U to Town V which were 720 km apart. The Ferrari set off 212 h later than the lorry but arrived 112 h earlier. If the average speed of the lorry was 60 km/h, find the average speed of the Ferrari.
2 m

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A lorry and a Ferrari were travelling from Town U to Town V which were 720 km apart. The Ferrari set off 212 h later than the lorry but arrived 112 h earlier. If the average speed of the lorry was 60 km/h, find the average speed of the Ferrari.