In a school, only 2 out of 5 students can participate in a quiz. What is the chance that a student picked at random makes it to the competition?

In a school only, 3 out of 5 students can participate in a competition. What is the probability of the students who do not make it to the competition?

At Middle School, 3 out of 5 students make honor roll. What is the probability (in %) that a student does not make honor roll?

Out of 15 students participating in a debate, 5 are girls. The probability that the winner is a boy is

60 students participated in one or more of the three competitions, i.e. Quiz , Extempore and Debate. A total of 22 students participated either in quiz only or Extempore only . 4 students participated in all three competitions. A total of 14 students participated in any of the two competitions only. How many students participated in Debate only? 60 छात्रों ने तीन प्रतियोगिताओं, यानी - क्विज़, आशु तथा वाद-विवाद में से एक या अधिक में भाग लिया । 22 छात्रों ने या तो केवल क्विज़ या आशु में भाग लिया । 4 छात्रों ने सभी प्रतियोगिताओं में भाग लिया । कुल 14 छात्रों ने दो में से किसी भी एक प्रतियोगिता में भाग लिया । केवल वाद-विवाद में कितने छात्रों ने भाग लिया ?

If there are 50 students in a class out of which 35 are boys.if only 60% of students passes in an exmination then find the probability that a student selected at random will be a girl who has passed the exam.

In a school, all the students can stand in a row, so that each row has 5, 9 or 10 students. Find the least number of students in the school.

Answer the questions based on the information given below: The given cascade bar graph provides the information about the number of girls and boys participated in a dance competition of NH Goel school on five different days of a week and the table give the details about the percentage of students participated on different days who lost the competition. Total number of students participated in a day = Number of girls participated in a day + Number of boys participated in a day Total number of students participated = Total number of students who lost the competition participated + Total number of students who won the competition participated Find the ratio of the number of students who lost the competition on Tuesday to the number of students who won the competition on Wednesday.