In a class, 30% of the students offered English, 20% offered Hindi and 10% offered both. If a student is selected at random, what is the probability that he. has offered English or Hindi ?
In a class, the number of boys is more than the numbers of girls by 12% of the total strength. The ratio of boys to girls is ?
In a class, the number of girls is 20% more than that of the boys. The strength of the class is 66. If 4 more girls are admitted to the class, the ratio of the number of boys to that of the girls is
In a class, there are 15 boys and 10 girls. Three students are selected at random. The Probability that 1 girl and 2 boys are selected, is :
In a class, there are 20 boys whose average age is decreased by 2 months, when one boy aged 18 years is replaced by a new boy. The age of the new boy is ?
In a class, there are 32 boys and 28 girls. The average age of the boys in the class is 14 years, and the average age of the girls in the class is 13 years. What is the average age of the whole class?
In a classroom, the ratio between girls and boys is 2:5 and the total number of students is 14. Find the number of girls and boys.
In a college , 40 5 of the students were allotted group A , 75% of remaining were given group B The remaining 12 Students were given Group C.Then the number of students who applied for the groups is.
In a college, 200 students are there in which 36% are girls. Each boy’s monthly fees is Rs.480 and each girl paid 25% less monthly fees in comparison to boy. What is the total monthly fees amount paid by boys and girls?
In a competitive examination in State A, 6% candidates got selected from the total appeared candidates. State B had an equal number of candidates appeared and 7% candidates got selected with 80 more candidates got selected than A. What was the number of candidates appeared from each State ?
