Question
Pamela was travelling from Point P to Point Q at a constant speed of 100 km/h. After 4 hours, she passed a convertible coming from the opposite direction. Pamela travelled another 500 km to reach Point Q. At this point, the convertible was still 45 km from Point P. What is the average speed of the convertible?
3 m

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Pamela was travelling from Point P to Point Q at a constant speed of 100 km/h. After 4 hours, she passed a convertible coming from the opposite direction. Pamela travelled another 500 km to reach Point Q. At this point, the convertible was still 45 km from Point P. What is the average speed of the convertible?