গাণিতিক যুক্তি
মোট ১৯৫৮২ টি প্রশ্ন · উত্তর ও ব্যাখ্যাসহ · বিনামূল্যে
৩৭০১–৩৭২০ দেখানো হচ্ছে, মোট ১৯৫৮২ টির মধ্যে
- Puja invested 50000 for 2 years at 15% compound rate. What is the simple interest rate that she needs to put the same amount for the same time to ensure the same amount of return? MCQ
- If a sum doubles in 12 years, how much will it be in 8 years ? MCQ
- A company increases salary of an officer at 15% per year. In 2024 an employee receives 28500. what was his salary in 2022? MCQ
- A sum of money invested at simple interest becomes 23/10 of itself in 2 years and 6 months. What is the rate of interest per annum? MCQ
- Two trains of equals length, running in opposite direction, pass a pole in 48 and 24 seconds. The trains will cross each other in- MCQ
- Rafiq and Abir start simultaneously from a place A towards B 50 km apart. Rafiq's speed is 3km/h less than that of Abir. Abir, after reaching B, turns back and meets Rafiq at a places 10 km away from B. Rafiq's speed is- MCQ
- A boat takes 90 minutes less to travel 36 miles downstream than to travel the same distance upstream. If the speed of the boat in still water is 10 mph, the speed of the stream is- MCQ
- A man sitting in a train is counting the pillars of electricity. The distance between two pillars is 60 meters and the speed of the train is 36 km/hr. In 5 hours, how many pillars will be count? MCQ
- A person has to cover a distance of 6 km in 45 minutes. If he covers one-half of the distance in two-thirds of total time, to cover the remaining distance in the remaining time, his speed in kmph must be- MCQ
- A boat can travel 20 km downstream in 24 min. The ratio of the speed of the boat in still water to the speed of the stream is 4 : 1. How much time will the boat take to cover 15 km upstream? MCQ
- Two trains of equal length are running on parallel lines in the same direction at 66 km and 56 km per hour. The faster train passes the slower train in 36 seconds. The length of each train is- MCQ
- If Rahim walks at 14 km/hr instead of 10 km/hr for a certain time, he would have walked 30 km more. if Rahim walks at a speed of 10 km/hr, the distance travelled by him within that time is- MCQ
- A man takes 2.2 times as long to row a distance upstream as to row the same distance downstream. If he can row 55 km downstream in 2 hour 30 minutes, what is the speed of the boat in the still water? MCQ
- A train passes a station platform in 36 seconds and a man standing on the platform in 20 seconds. If the speed of the train is 54 km/hr, what is the length of the platform? MCQ
- A bus travels the first one-third of a certain distance with a speed of 10 km/hr, the next one-third distance with a speed of 20 km/hr and the last one-third distance with a speed of 60 km/hr. The average speed of the bus for the whole journey is: MCQ
- A man can row at 4 kmph in still water. If the velocity of the current is 2 kmph and it takes him 12 hours to row to a place and comes back, how far is the place? MCQ
- A train 108 m long moving at a speed of 50 km/hr crosses a train 112m long coming from opposite direction in 6 seconds. The speed of the second train is- MCQ
- A man takes twice as long to row a distance against the stream as to row the same distance in favour of the stream. The ratio of the speed of the boat (in still water) and the stream is- MCQ
- Tickets numbered 1 to 24 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn has a number which is a multiple of 3 or 4? MCQ
- In how many different ways can the letters of the word 'SUCCESS' be arranged? MCQ