Logical Problems - Verbal and Reasoning

Directions to SolveEach problem consists of three statements. Based on the first two statements, the third statement may be true, false, or uncertain.
Q1:

Taking the train across town is quicker than taking the bus.
Taking the bus across town is slower than driving a car.
Taking the train across town is quicker than driving a car.
If the first two statements are true, the third statement is

A true

B false

C uncertain

ANS:C - uncertain

Explanation: Both the car and the train are quicker than the bus, but there is no way to make a comparison between the train and the car.