Question 1 of 51

Town A and Town B are 420km apart . At 9 a:m., a truck left Town A for Town B travelling at an average speed of 40 km/h. At 10:30 a.m., a car left town A for Town B, travelling at an average speed of 60 km/h. At the same time when the car overtook the truck, a cyclist left town B and cycled toward town A at an average speed of 30 km/h
(a) At what time did the car catch up with the truck on the way to town to town B?
(b) At what time would the cycling meet the car along the way?

A
(a) 1:10pm
(b)4:2pm
B
(a) 1:20pm
(b)4:6pm
C
(a) 1:30pm
(b)4:10pm
D
(a) 1:40pm
(b)4:12pm
E
None of the above