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 80 mph. At what speed did it travel on the way back if its average speed for the whole trip was 100 mph?
A train went 300 miles from city X to city Y at an average speed of 80 mph. At what speed did it travel on the way back if its average speed for the whole trip was 100 mph?
- ক. 120 mph
- খ. 125 mph
- গ. 133.33 mph
- ঘ. 137.5 mph
সঠিক উত্তরঃ 133.33 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?
- How long would it take a man cycling at 30 miles per hour to cover a distance of 44 feet?
- Roman covers 17 kilometer in 5 hours. How much time does he need to cover 10.2 kilometer?
- A 240-meter long train crosses a pole in a platfrom in 8 seconds. Determine the speed of the train in km/hr.
- A car passes Dhaka at 9:55 am and Gazipur at 10:15 am. Gazipur is 30 miles from Dhaka. What is the average speed of the car in miles per hour?
There are no comments yet.