In a class of 60 students, 30 students like Mathematics, 25 like Science and 15 like both. Then, the number of students who like either Mathematics or Science is

In a class of 50 students 32 likes Mathematics , 24 like Science and 12 like both. Find the number of students who like neither of the two subjects.

In a class of 50 students 32 likes Mathematics , 24 like Science and 12 like both . Find the number of students who like neither of the two subjects.

In a class of 120 students.If 40 of them like Science' and 80 of them like 'Mathematics', then the number of students who like both Mathematicsand,' and Science' must be _(-)

In a class of 60 students, 45 students like music, 50 students like dancing, 5 students like neither. Then The number of students in the class who like both music and dancing is

In a class 16 students read Mathematics , 17 read General Science and 6 both (of these ). The number of students in the class which read either Mathematics or general science is

In a class of 25 students, 12 have taken Mathematics. 8 have taken Mathematics but not Biology. Find the number of students who have taken both Mathematics and Biology and the number of those who have taken Biology but not Mathematics. Each student has taken either Mathematics or Biology or both.

In a class of 100 students,60 like Mathematics,72 like Physics,68 like Chemistry and no student likes all three subjects.Then number of students who don't like Mathematics and Chemistry is

Out of 30 students in a class, 20 like cricket and 10 like Hockey. The ratio of the number of students liking Hockey to the total number of students is

In a class of 35 students, 17 have taken mathematics, 10 have taken mäthematics but not economics. Find the number of students who have 'taken both mathematics and economics and the number of students who hive taken economics but not mathematics, if it is given that each students has taken either mathematics.or economics òr both,