গাণিতিক যুক্তি

মোট ১৯৫৮২ টি প্রশ্ন · উত্তর ও ব্যাখ্যাসহ · বিনামূল্যে

এই বিষয়ে ১০টি প্রশ্ন অনুশীলন অন্য বিষয় দেখুন

১৬৪৬১–১৬৪৮০ দেখানো হচ্ছে, মোট ১৯৫৮২ টির মধ্যে

In how many different way can the letters of the word "ORANGE" be arranged? MCQ
Three unbiased coins are tossed. What is the probability of getting at least 1 heads? MCQ
In how many ways can be a group of 5 men and 2 women be made out of a total of 9 men and 3 women? MCQ
In a simultaneous throw of two dice, what is the probability of getting a total of 7? MCQ
In how many different ways can the letters of the word 'BINARY' be arranged so that the vowels always come together? MCQ
Once card drawn from a pack of 52 cards. What is the probability that the card drawn is either a red card or a king? MCQ
In a party every person shakes hands with every other person. If there are 78 hands shakes, find the number of person in the party. MCQ
In a box, there are 7 red, 8 blue and 9 green balls. One ball is picked up randomly. What is the probability that it is neither red nor green? MCQ
How many 4-digit numbers can be formed from the digits 2, 4, 5, 7, and 8, which are divisible by 4, and none of the digits is repeated? MCQ
In a lottery, there are 20 prizes and 25 blanks. A lottery is drawn at random. What is the probability of getting a prize? MCQ
If ⁶P_r = 360 and If ⁶C_r = 15, then r =? MCQ
According to meteorological records, it rained on 14 days in the month of september last year. What is the probability that it will rain on fourth of september this year? MCQ
If ¹⁶P_{r - 1} : ¹⁵P_{r - 1} = 16 : 7 then find r MCQ
If x and y are two positive integers and x + y = 5 then, what is the probability of x equals to 1? MCQ
In how many ways can a cricket eleven be chosen out of 15 players? MCQ
In how many ways can five different rings be worn on three fingers of one hand? MCQ
In how many ways the letters of the word 'DIFFERENT' can be arranged? MCQ
A select group of 4 is to be formed from 8 men and 6 women in such a way that the group must have at least 1 women. In how many different ways can it be done? MCQ
In how many ways can 6 examination papers be arranged so that the best and the worst papers never come together? MCQ
⁶P₂ - ⁶C₂ =? MCQ