venn diagram

In an engineering college of 10,000 students, 1,500 like neither their core branches nor other branches. The number of students who like their core branches is 1/4 th of the number...

Given below are two statements I and II and two conclusions I and II : Statement : I. All bacteria are microorganisms. II. All pathogens are microorganisms. Conclusions : I. Some p...

In a college, there are three student clubs. Sixty students are only in the Drama club, 80 students are only in the Dance club, 30 students are only in the Maths club, 40 students...

Among $$150$$ faculty members in an institute, $$55$$ are connected with each other through Facebook ® and $$85$$ are connected through WhatsApp ® . $$30$$ faculty members do not h...

The probabilities that a student passes in Mathematics, Physics and Chemistry are m, p, and c respectively. Of these subjects, the student has 75% chance of passing in at least one...

In a class of 200 students, 125 students have taken Programming Language course, 85 students have taken Data Structures course, 65 student have taken Computer Organization coures;...

In a room containing 28 people, there are 18 people who speak English, 15 people who speak Hindi and 22 people who speak Kannada, 9 persons speak both English and Hindi, 11 persons...