Question
A lorry and a Maserati were travelling from Town Q to Town R which were 840 km apart. The Maserati set off 213 h later than the lorry but arrived 123 h earlier. If the average speed of the lorry was 60 km/h, find the average speed of the Maserati.
2 m

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A lorry and a Maserati were travelling from Town Q to Town R which were 840 km apart. The Maserati set off 213 h later than the lorry but arrived 123 h earlier. If the average speed of the lorry was 60 km/h, find the average speed of the Maserati.