Mathematics Syllabus (JEE Main)
Download Q&AQ. In a set of numbers, if the mean is 50 and the sum of the numbers is 400, how many numbers are there?
Q. In a survey, 60% of people like tea, 30% like coffee, and 10% like both. What is the probability that a person likes coffee given that they like tea?
Q. In a survey, 60% of people like tea, and 40% like coffee. If a person is chosen at random, what is the probability that they like coffee given that they do not like tea?
Q. In a survey, 60% of people prefer tea over coffee. If 10 people are surveyed, what is the expected number of people who prefer tea?
Q. In a survey, 60% of people prefer tea over coffee. If 50 people are surveyed, how many prefer tea?
Q. In a survey, 70% of people like chocolate. If 10 people are surveyed, what is the expected number of people who like chocolate?
Q. In a survey, 70% of people like chocolate. If 200 people are surveyed, how many like chocolate?
Q. In a survey, 70% of people like chocolate. If 200 people were surveyed, how many like chocolate?
Q. In a survey, 70% of people like tea and 30% like coffee. If a person is chosen at random, what is the probability that they like tea given that they do not like coffee?
Q. In a survey, 70% of people like tea and 40% like coffee. If 30% like both, what is the probability that a person likes coffee given that they like tea?
Q. In a survey, 70% of people like tea, and 40% like coffee. If 30% like both tea and coffee, what is the probability that a person likes coffee given that they like tea?
Q. In a survey, 70% of people like tea, and 40% like coffee. If 30% like both tea and coffee, what is the probability that a person likes tea given that they like coffee?
Q. In a survey, 70% of people prefer tea over coffee. If 10 people are surveyed, what is the probability that exactly 7 prefer tea?
Q. In a survey, 70% of people prefer tea over coffee. If 10 people are surveyed, what is the expected number of tea drinkers?
Q. In a survey, 70% of people prefer tea over coffee. If 50 people are surveyed, how many prefer tea?
Q. In an arithmetic series, if the first term is 5 and the last term is 45, and there are 10 terms, what is the common difference?
Q. In how many ways can 3 boys and 2 girls be seated in a row?
Q. In how many ways can 3 different colored balls be arranged in a line?
Q. In how many ways can 3 different colored balls be chosen from a set of 7?
Q. In how many ways can 3 men and 2 women be arranged in a line if the men must be together?
Q. In how many ways can 3 red balls and 2 blue balls be arranged in a row?
Q. In how many ways can 3 red, 2 blue, and 1 green balls be arranged in a line?
Q. In how many ways can 4 different books be chosen from a shelf of 10 books?
Q. In how many ways can 4 different books be selected from a shelf of 10 books?
Q. In how many ways can 4 different colored balls be arranged in a line?
Q. In how many ways can 4 different colored balls be placed in 3 different boxes?
Q. In how many ways can 4 different prizes be awarded to 3 students?
Q. In how many ways can 4 different prizes be distributed among 3 students?
Q. In how many ways can 4 students be selected from a group of 10?
Q. In how many ways can 5 different colored balls be arranged in a box?
