গাণিতিক যুক্তি
মোট ১৯৫৮২ টি প্রশ্ন · উত্তর ও ব্যাখ্যাসহ · বিনামূল্যে
১৬১৬১–১৬১৮০ দেখানো হচ্ছে, মোট ১৯৫৮২ টির মধ্যে
- A bus left 40 minutes late due to bad weather and order to reach its destination 16 km away in time, it had increase its speed by 4 kmph from its usual speed. Find the usual speed of the bus? MCQ
- Two pipes A and B can fill a cistern in 24 and 36 minutes respectively. Both pipes are opened together, after how many minutes should B be turned off, so that the cistern be fill in 16 minutes? MCQ
- A salesman travels a distance of 45 km in 2 hours and 30 minutes. How much faster, in kilometers per hour, on an average, must he travel to make such a trip in 5/6 hour less time? MCQ
- In covering a distance of 36 km, Hasan takes 4 hours more than Imran. If Hasan doubles his speed, he would take 2 hours less than Imran. What is Hasan’s speed? MCQ
- Two pipes A and B together can fill a cistern in 4 hours. Had they been opened separately, then B would have taken 6 hours more than A to fill the cistern. How much time will be taken by A to fill the cistern separately? MCQ
- A truck covers a distance of 540 meters in 1 minute where as a bus covers a distance of 56.7 km in 45 minutes. The ratio of their speeds is- MCQ
- A thief steals a car at 1.30 pm and drive it off 40 km/hr. The theft is discovered at 2 pm and the owner sets off in another car at 50 km/hr he will catch the thief at- MCQ
- One pipe can fill a tank three times as fast as another pipe. If together the two pipes can fill the tank in 45 minutes, then the slower pipe alone will be able to fill the tank in- MCQ
- Robel is travelling on his cycle and he calculated to reach point A at 3 p.m. if he travels at 10 kmph, he will reach there at 1 p.m. if he travels at 15 kmph. At what speed must he travel to reach A at 2 p.m. MCQ
- A train travels a distance of 600 km at a constant speed. If the speed of the train is increased by 5 km/h, the journey would take 4 hours less. Find the speed of the train. MCQ
- If 7sin2θ + 3cos2θ = 4, then tan30° = ? MCQ
- How many diagonals does an 8-sided polygon have? MCQ
- A trapezium has two parallel sides measuring 24 cm and 40 cm. If the distance between them is 20 cm, what is its area? MCQ
- The value of sec30° is: MCQ
- If the diameter of a circle is three times greater, how much will its area increase? MCQ
- There is a 29-meter ladder resting against a tall wall. The point where it touches the wall is 21 meters above the ground. What is the horizontal distance between the base of the ladder and the wall? MCQ
- Given that the diagonal of a square measures 12√2, find the area of the square in square units. MCQ
- If sec A + tan A = 7/9, then sec A - tan A = ? MCQ
- A cube has a total surface area of 360 square meters. What is the length of its diagonal? MCQ
- Calculate the angle of depression from the peak of a 20-meter high minaret to a ground point located 40 meters away. MCQ