গাণিতিক যুক্তি
মোট ১৯৫৮২ টি প্রশ্ন · উত্তর ও ব্যাখ্যাসহ · বিনামূল্যে
১৬৪৪১–১৬৪৬০ দেখানো হচ্ছে, মোট ১৯৫৮২ টির মধ্যে
- Tofail drives first 120 km in 2 hrs and next 180 km in next 4 hrs. What is his average speed for the entire trip in km per hour? MCQ
- A train reaches from A to B in 5 hours travelling at a speed of 60 km/hr. If its speed is increased by 15 km/hr, then the time of journey is reduced by- MCQ
- The ratio of speed of a motor-boat to that of the current of water is 17 : 5. The boat goes along with the current in 4 hours. It will come back in- MCQ
- A car running at a speed of 140 km/hr reached its destination in 2 hours. If the car wants to reach at its destination in 1.5 hour, at what speed it needs to travel? MCQ
- Dhaka and Mymensingh apart from each other 760 km. A train starts from Dhaka at 9 am and travels towards Mymensingh at speed 60 km/hr. Another train starts from Mymensingh at 10 am and travels towards Dhaka at speed 80 km/hr. At what time both will meet? MCQ
- Speed of motorboat in still water is 35 kmph. If the motorboat travels 100 km along the stream in 2 hour 30 min, then the time taken by it to cover the same distance against the stream is- MCQ
- On my way from the office to the Website class, I drive at 30 kmph and on the return journey I drive at 45 kmph. What is my average speed of travel? MCQ
- Two trains 180 m and 120 m long respectively pass each other in 54 seconds when they run in the same direction and in 18 seconds when run in opposite directions. Find the speed of first train. MCQ
- A boatman can row a boat upstream at 14 km/hr and downstream at 20 km/hr. Find the speed of the boat in still water. MCQ
- A jogger is running at a speed of 15 km/hr. In what time he will cross a track of length 400 meters? MCQ
- Two trains start from station A and B and travels towards each other at speed of 48km/hr and 72km/hr respectively. At the time of their meeting, the second train has traveled 144 km more than the first. The distance between A and B is- MCQ
- A boatman can row a boat at the speed of 5 km/hr upstream and 15 km/hr downstream. Find the speed of the stream. MCQ
- What is the distance covered by a car traveling at a speed of 40 kmph in 15 minutes? MCQ
- A train moving at speed of 90 km/hr crosses a pole in 7 seconds. Find the length of the train. MCQ
- A man has to go from a port to an island and return. He can row a boat with a speed of 7 km/hr in still water. The speed of the stream is 2 km/hr. If he takes 56 minutes to complete the round trip, find the distance between the port and the island. MCQ
- A horse covers a distance of 1500 meters in 1 minute 20 seconds. At what speed the horse is running? MCQ
- A train of length 180 meters crosses a man running at 10 km/hr in the same direction in 10 seconds. What is the speed of the train? MCQ
- In a boat race, a person rows a boat 6 km upstream and returns to the starting point in 4 hours. If the speed of the stream is 2 km/hr, find the speed of the boat in still water. MCQ
- Two boys start running at the same time in the same direction at a speed of 10 km/hr and 12 km/hr respectively. In what time they will be 8 km apart? MCQ
- A train is moving at 120 km/hr. The length of the train is 250 meters. How long it will take to cross a platform of length 100 meters? MCQ