The speed of a car is 40% more than thatof a bus. A train covers 1020 km in $$8\frac{1}{2}$$ hours. How much distance will the car cover in $$1\frac{3}{4}$$ hours if the speed of the busis half the speed of the train?

A

164 km

B

145 km

C

147 km

D

174 km