Class 10 Exam  >  Class 10 Questions  >  A bus maint ains an average s peed of 60 km/h... Start Learning for Free
 A bus maint ains an average s peed of 60 km/hr while going from P to Q and maintains an average speed of 90 km/hr while coming back from Q to P. The average speed of the bus is _____.
  • a)
    75 km/hr
  • b)
    72 km/hr
  • c)
    70 km/hr
  • d)
    30 km/hr
Correct answer is option 'B'. Can you explain this answer?
Most Upvoted Answer
A bus maint ains an average s peed of 60 km/hr while going from P to Q...
A vera ge speed = Total distance covered / Total time taken
Let x be the distance between P and Q.
Thus, time taken by bus from P to Q (t1) = x/60
Thus, time taken by bus from Q to P (t
2
) = x/90
Total distance covered = 2x  and total time taken = t1 + t2
Average speed,  = 
= 72 km/hr
Explore Courses for Class 10 exam

Top Courses for Class 10

Question Description
A bus maint ains an average s peed of 60 km/hr while going from P to Q and maintains an average speed of 90 km/hr while coming back from Q to P. The average speed of the bus is _____.a)75 km/hrb)72 km/hrc)70 km/hrd)30 km/hrCorrect answer is option 'B'. Can you explain this answer? for Class 10 2025 is part of Class 10 preparation. The Question and answers have been prepared according to the Class 10 exam syllabus. Information about A bus maint ains an average s peed of 60 km/hr while going from P to Q and maintains an average speed of 90 km/hr while coming back from Q to P. The average speed of the bus is _____.a)75 km/hrb)72 km/hrc)70 km/hrd)30 km/hrCorrect answer is option 'B'. Can you explain this answer? covers all topics & solutions for Class 10 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A bus maint ains an average s peed of 60 km/hr while going from P to Q and maintains an average speed of 90 km/hr while coming back from Q to P. The average speed of the bus is _____.a)75 km/hrb)72 km/hrc)70 km/hrd)30 km/hrCorrect answer is option 'B'. Can you explain this answer?.
Solutions for A bus maint ains an average s peed of 60 km/hr while going from P to Q and maintains an average speed of 90 km/hr while coming back from Q to P. The average speed of the bus is _____.a)75 km/hrb)72 km/hrc)70 km/hrd)30 km/hrCorrect answer is option 'B'. Can you explain this answer? in English & in Hindi are available as part of our courses for Class 10. Download more important topics, notes, lectures and mock test series for Class 10 Exam by signing up for free.
Here you can find the meaning of A bus maint ains an average s peed of 60 km/hr while going from P to Q and maintains an average speed of 90 km/hr while coming back from Q to P. The average speed of the bus is _____.a)75 km/hrb)72 km/hrc)70 km/hrd)30 km/hrCorrect answer is option 'B'. Can you explain this answer? defined & explained in the simplest way possible. Besides giving the explanation of A bus maint ains an average s peed of 60 km/hr while going from P to Q and maintains an average speed of 90 km/hr while coming back from Q to P. The average speed of the bus is _____.a)75 km/hrb)72 km/hrc)70 km/hrd)30 km/hrCorrect answer is option 'B'. Can you explain this answer?, a detailed solution for A bus maint ains an average s peed of 60 km/hr while going from P to Q and maintains an average speed of 90 km/hr while coming back from Q to P. The average speed of the bus is _____.a)75 km/hrb)72 km/hrc)70 km/hrd)30 km/hrCorrect answer is option 'B'. Can you explain this answer? has been provided alongside types of A bus maint ains an average s peed of 60 km/hr while going from P to Q and maintains an average speed of 90 km/hr while coming back from Q to P. The average speed of the bus is _____.a)75 km/hrb)72 km/hrc)70 km/hrd)30 km/hrCorrect answer is option 'B'. Can you explain this answer? theory, EduRev gives you an ample number of questions to practice A bus maint ains an average s peed of 60 km/hr while going from P to Q and maintains an average speed of 90 km/hr while coming back from Q to P. The average speed of the bus is _____.a)75 km/hrb)72 km/hrc)70 km/hrd)30 km/hrCorrect answer is option 'B'. Can you explain this answer? tests, examples and also practice Class 10 tests.
Explore Courses for Class 10 exam

Top Courses for Class 10

Explore Courses
Signup for Free!
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
10M+ students study on EduRev