Question
A van and a Porsche started travelling from Town Z to Town A at the same time. After 4 hours, the Porsche reached Town A while the van covered only 57 of the journey. The speed of the van was 28 km/h less than the speed of the Porsche. Find the speed of the Porsche.
3 m

Click button first when a symbol is required. X

A van and a Porsche started travelling from Town Z to Town A at the same time. After 4 hours, the Porsche reached Town A while the van covered only 57 of the journey. The speed of the van was 28 km/h less than the speed of the Porsche. Find the speed of the Porsche.