গাণিতিক যুক্তি
মোট ১৯৫৮২ টি প্রশ্ন · উত্তর ও ব্যাখ্যাসহ · বিনামূল্যে
৩২০১–৩২২০ দেখানো হচ্ছে, মোট ১৯৫৮২ টির মধ্যে
- The letter of the word LABOUR are permuted in all possible ways and the words thus formed are arranged as in a dictionary. What is the rank of the word LABOUR? MCQ
- Two cards are drawn at random and without replacement from a standard deck of 52 cards. What is the probability that both cards are face cards? MCQ
- A group has 8 men and 7 women. In how many ways can a committee of 5 people be formed if the number of women is at least 3? MCQ
- Six friends Rita, Anika, Zara, Lima, Arif, and Sayeed sit randomly in a row of six chairs. What is the probability that Rita and Anika do not sit next to each other? MCQ
- Fifteen distinct points are randomly placed on the circumference of a circle. At most how many triangles can be formed using these points? MCQ
- A bag contains 6 red, 4 green, and 5 blue balls. Two balls are drawn without replacement. What is the probability that the first ball is red and the second ball is green or blue? MCQ
- How many 8 letter words can be formed by rearranging the letters of the word TRENDING such that T and G occupy the first and last positions respectively? MCQ
- Ajay rolled two dice together. What is the probability that first dice showed a multiple of 3 and the second dice showed an even number? MCQ
- How many words can be formed by using 3 letters from the word 'DELHI'? MCQ
- A bag contains 5 black and 6 white balls; two balls are drawn at random. What is the probability that the balls drawn are white? MCQ
- How many words can be formed by using the letters from the word 'DRIVER' such that all the vowels are never together? MCQ
- In how many ways can we select a team of 5 students from a given choice of 20? MCQ
- If Rafi and Suman together can complete a job in 12 days. If Rafi alone can finish the job in 20 days, in how many days can Suman alone complete the work? MCQ
- If 10 men or 18 women can do a work in 50 days then how many days would it take 25 men and 15 women to do twice the work? MCQ
- Musa can do 1/4 of a work in 6 days. In how many days will he complete the work? MCQ
- 30 workers can build 60 machines working 4 hours per day. How many extra workers are required to produce 90 machines working 6 hours per day? MCQ
- P can complete a piece of work in 18 days, while Q can complete the same work in 36 days. If both P and Q work together, in how many days will they be able to complete the entire work? MCQ
- A ferry can carry 25 trucks or 40 motorcycles at a time. If there are 15 trucks on the ferry, how many motorcycles can be loaded onto it? MCQ
- A man can do a work in 20 days and a woman in 15 days. If they work on it together for 5 days, then the fraction of the work that is left- MCQ
- John can paint 60 walls in 20 minutes. Emma can paint 9 walls in 15 minutes. Working together, how many walls can they paint in 25 minutes? MCQ