A survey shows that of the persons working in an office like coffee, whereas like tea. If denotes the percentage of them, who like both coffee and tea, then cannot be:
A survey shows that of the people in a city read newspaper whereas read news paper . If of the people read both the newspapers, then a possible value of can be:
In a class of students the following data shows the number of students opting one or more subjects. Mathematics , Physics , Chemistry , Mathematics and Physics Mathematics and Chemistry , Physics and Chemistry , Mathematics, physics and Chemistry . The number of students who have opted Mathematics alone is
Two finite sets respectively have and number of elements. The total number of sub sets of the first is more than the total no. of sub sets of the second. The value of are respectively __________
In an examination, of the candidates failed in science and failed in mathematics. If failed in both subjects, what percentage passed in both subjects ?
In an examination, of the candidates passed in science and failed in mathematics. If failed in both subjects, what percentage passed in both subjects ?
In an examination, of students who failed in Hindi, of students failed in English and of students failed in both subjects. What is the percentage of students passing in both the subjects?
In a class, students are assigned roll numbers from I to . All students with even roll numbers opted for cricket, all those whose roll numbers are divisible by opted for football, and all those whose roll numbers are divisible by opted for basketball. The number of students who did not opt for any of the three sports is
