Question
Jeremiah and Christopher started driving from the same flat but in opposite directions along a straight road. After driving for 3 hours, they were 450 km apart. Jeremiah's average speed was 80 km/h. What was Christopher's average speed?
2 m

Click button first when a symbol is required. X

Jeremiah and Christopher started driving from the same flat but in opposite directions along a straight road. After driving for 3 hours, they were 450 km apart. Jeremiah's average speed was 80 km/h. What was Christopher's average speed?