In a survey of 25 students, it was found that 15 had taken Mathematics, 12 had taken Physics and 11 had taken Chemistry, 5 had taken Mathematics and Chemistry, 9 had taken Mathematics and Physics, 4 had taken Physics and Chemistry and 3 had taken all the three subjects.
The number of students who had taken only two subjects is:
Mathematics
2012
NDA Mathematics 2014
NDA 2014
Options
Similar Questions
Two dice each numbered from 1 to 6 are thrown together. Let A and B…
Two dice each numbered from 1 to 6 are thrown together. Let A and B…
An urn contains one black ball and one green ball. A second urn contains one…
An urn contains one black ball and one green ball. A second urn contains one…
What is the most probable number of successes in 10 trials with probability of success…