Question
A van and a Lamborghini were travelling from Town J to Town K which were 684 km apart. The Lamborghini set off 316 h later than the van but arrived 256 h earlier. If the average speed of the van was 57 km/h, find the average speed of the Lamborghini.
2 m

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A van and a Lamborghini were travelling from Town J to Town K which were 684 km apart. The Lamborghini set off 316 h later than the van but arrived 256 h earlier. If the average speed of the van was 57 km/h, find the average speed of the Lamborghini.