Quantitative Aptitude Ques 434

Question: The average speed of a car is $ 1\frac{4}{5} $ times the average speed of a bus. A tractor covers 575 km in 23 h. How much distance will the car cover in 4 h, if the speed of bus is twice the speed of the tractor? [SBI (PO) 2012]

Options:

A) 340 km

B) 480 km

C) 360 km

D) 450 km

E) None of these

Show Answer

Answer:

Correct Answer: C

Solution:

  • Distance covered by a tractor = 575 km and time taken = 23 h. Speed of tractor $ =\frac{575}{23}=25km/h $ Speed of bus $ =2\times 25=50km/h $ Speed of car $ =\frac{9}{5}\times 50=90km/h $ Distance covered by car in $ 4,h,=90\times 4=360,km, $