Question 960854
Using time quantities would be easier than time points on a number line.



Question A:


____________________speed____________time______________distance
A to B_____________60________________t_________________60t
B to A_____________80________________t_________________80t
Total__________________________________________________400




Question B:


____________________speed____________time______________distance
A to B_____________60________________t+1/2_____________60(t+1/2)
B to A_____________80________________t_________________80t
Total__________________________________________________400



Questions A and B are separate questions and t between the two questions is not interchangeable.  Use the data tables.