Quantitative MCQs paper 1
Q. The speed of the train going from Karachi to Lahore is 100 km/h while when coming back from Lahore to Karachi, its speed is 150 km/h. find the average speed during whole journey.
a. 125 km
b. 136 km
c. 120 km
d. 138 km
No explanation is available for this question!