গাণিতিক যুক্তি
মোট ১৯৫৮২ টি প্রশ্ন · উত্তর ও ব্যাখ্যাসহ · বিনামূল্যে
৩৭২১–৩৭৪০ দেখানো হচ্ছে, মোট ১৯৫৮২ টির মধ্যে
- One card is drawn at random from a pack of 52 cards. What is the probability that the card drawn is a face card? MCQ
- In how many ways can 8 Bangladeshi, 4 American, and 4 Japanese be seated in a row so that all people of the same nationality sit together? MCQ
- A college has 10 basketball players. A 5 member's team and a captain will be selected out of these 10 players. How many different selections can be made? MCQ
- A coin is tossed four times, if H = head and T = tail, what is the probability of the tosses coming up in the order HHTH? MCQ
- A box contains three green balls, four white balls, and three red balls. The number of ways in which three balls can be drawn from the box so that at least one of the balls is white is- MCQ
- A company offers a bonus to employees who complete certain training modules. The probability that Emma will complete the "Leadership Skills" module is 0.8, and the probability that John will complete the "Time Management" module is 0.5. What is the probability that both Emma and John will complete their respective modules? MCQ
- In a football championship, there are 15 matches. If each team plays one match with every other team, the number of teams is- MCQ
- What is the probability of getting a sum of 8 when two dice are thrown? MCQ
- Three gentlemen and three ladies are candidates for two vacancies. A voter has to vote for two candidates. In how many ways can one cast his vote? MCQ
- If the probability of rain on any given day in City Cumilla is 50%, what is the probability that it rains on exactly 2 days in a 5-day period? MCQ
- In how many ways can 5 examination papers be arranged so that the best and the worst papers never come together? MCQ
- A box contains 100 pens. Out of which six are defective. Four pen is out from the box. Find the probability that the pen is not defective. MCQ
- Find the probability that a leap year has 52 Sundays. MCQ
- 3 pumps, working 8 hours a day, can empty a tank in 2 days, How many hours a day must 4 pumps work to empty the tank in 1 day? MCQ
- If 8 spiders make 8 webs in 8 days, then 1 spider will make 1 web in how many days? MCQ
- If 25 men can build a wall 70 meters long in 6 days, what length of a similar wall can be built by 35 men in 3 days? MCQ
- A contractor undertakes to do a piece of work in 40 days. He engages 100 men at the beginning and 100 more after 35 days and completes the work in stipulated time. If he had not engaged the additional men, how many days behind schedule would it be finished? MCQ
- If 6 men can complete a task in 10 days, how long will it take for 15 men to complete the same task? MCQ
- A and B together can complete a job in 12 days. B alone can complete the job in 20 days. In how many days can A alone complete the job? MCQ
- If 8 machines can produce 240 units in 6 days, how many units can 12 machines produce in 4 days? MCQ