Question
A truck and a Porsche were travelling from Town D to Town E which were 600 km apart. The Porsche set off 235 h later than the truck but arrived 125 h earlier. If the average speed of the truck was 60 km/h, find the average speed of the Porsche.
2 m

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A truck and a Porsche were travelling from Town D to Town E which were 600 km apart. The Porsche set off 235 h later than the truck but arrived 125 h earlier. If the average speed of the truck was 60 km/h, find the average speed of the Porsche.