Get Started
1136

Q: A Bus travels first half distance between two places with a speed of 40 kmph and the rest half distance with a speed of 60 kmph. The average speed of the Bus is ?

  • 1
    48 kmph
  • 2
    50 kmph
  • 3
    46 kmph
  • 4
    42 kmph
  • उत्तर देखें
  • Workspace

Answer : 1. "48 kmph"
Explanation :

Answer: A) 48 kmph Explanation: we know that speed = distance traveled/time takenlet the total distance traveled by the car is 2x km.then time taken by it to cover first half is x/60 hour.and for second half is x/40 hour.Then average speed= total distance travelled / total time taken.   i.e. 2xx60+x40   => 2x5x120   = 48 kmph.

सबसे विस्तृत एग्जाम तैयारी प्लेटफार्म

Examsbook Prep ऐप आज ही प्राप्त करें