In the following question, two statements are numbered as A and B. On solving these statements we get quantities A and B respectively. Solve for the both quantities and choose the correct option.

Quantity A: A 160 m long train crosses a 200 m long platform in 18 seconds. What is the speed of the train?

Quantity B: A train completes its journey of 500 km running equal distance at speeds of 60 km/hr. and 90 km/hr. What is the average speed of the train in its journey?