সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন
A train went 300 miles from city X to city Y at an average speed of 100 mph. At what speed did it travel on the way back if its average speed for the whole trip was 120 mph?
A train went 300 miles from city X to city Y at an average speed of 100 mph. At what speed did it travel on the way back if its average speed for the whole trip was 120 mph?
- ক. 120 mph
- খ. 125 mph
- গ. 150 mph
- ঘ. 130 mph
সঠিক উত্তরঃ 150 mph
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- Hasan can run 10 miles per hour, whilr Jack can run only 8 miles per hour. If they start at the same time from the same point and run is opposite direction, how far apart (to the nearest mile) will they be after 10 minutes?
- A motorcyclist rode to work at an average speed of 15 miles per hour and returned home along the same route at an average speed of 45 miles per hour. If his entire traveling time was 1 hour, what was the total number of miles in the round trip?
- 10 mins after a plane leaves the airport, it is reported to be 40 miles away, what is the average speed in miles per hour of the plane?
- A man travels 4 miles north, 12 miles east and then 12 miles north. How far (to the nearest mile) is he from the starting point?
- A train passes city X at 9.55 am and city Y at 10.15 am. The distance between city X and Y is 45 miles. What is the average speed in miles per hour of the train?
There are no comments yet.