running at an average speed of 40 km per hour a bus completes a journey in 9/2 hours how much time will the return journey take if the speed is increased to 45 km per hour.
Answers
Answered by
33
speed = distance/time
40 × 9/2 =d
180 km =d
now speed =45
so time =180/45 =4 hrs
40 × 9/2 =d
180 km =d
now speed =45
so time =180/45 =4 hrs
Answered by
15
Answer:
speed =distance by time
=> 40×9/2=d
=>180km=d
=>now speed =45
=>time=180÷45= 4 hrs
Similar questions