A bus travelling at 99 km/h completes a journey in 14 hours. At what speed will it have to cover the same distance in 18 hours?
A77 km/h
B74 km/h
C81 km/h
D69 km/h
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A car travels at the speed of 50 km/hr for the first half of the journey and at the speed of 60 km/hr
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ഒരാൾ A യിൽ നിന്ന് B യിലേക്ക് 60 km/hr വേഗതയിലും തിരിച്ച് B യിൽ നിന്ന് A യിലേക്ക് 40 km/hr വേഗതയിലും യാത്ര ചെയ്താൽ യാത്രയുടെ ശരാശരി വേഗത എത്ര ?
A car completes a journey in 10 hours. If it covers half of the journey at 40 kmph and the remaining half at 60 kmph, the distance covered by car is